hello can you please help me posted picture of question

Hello Can You Please Help Me Posted Picture Of Question

Answers

Answer 1
B. Seven as your answer
:)
Answer 2
For this question we need to make a Venn Diagram as shown below.

Start from the inner most circle.

5 patrons like all 3 drinks. 
8 patrons like Latte and Espresso. From these 8, 5 like all 3 drinks, so the patrons which only like Latte and Espresso will be 3.

Fill all the regions this way and you will get a diagram similar to the one given below. 

Count all the numbers inside the circles. These add up to 47. This means 47 patrons like the drinks.

Total number of patrons was 50. So there are 7 such patrons which do not like any of these drinks.

So, the correct answer is option B


Hello Can You Please Help Me Posted Picture Of Question

Related Questions

Arthur took out a 20 year loan for $60,000 at an APR of 4.4% compounded monthly. Approximately how munch would save if he paid it off 3 years early Apex A. $4516.32,B. $1129.08,C. $376.36,D.$877.96

Answers

Answer:

  D.  $877.96

Step-by-step explanation:

You want the amount saved if a 20 year loan of $60,000 at 4.4% is paid off 3 years early.

Payment

The monthly payment on the loan can be found from ...

  [tex]A=\dfrac{Pr}{12(1-(1+r/12)^{-12t})}[/tex]

where P is the loan amount at rate r for t years.

For the 20 year loan of $60,000 at 4.4%, the payment is calculated as ...

  [tex]A=\dfrac{60000(.044)}{12(1-(1+0.044/12)^{-12\cdot20})}=\dfrac{220}{0.584549}=376.3585[/tex]

Balance due

After 204 payments on the loan, the remaining balance due is ...

  [tex]A=P\left(1-\dfrac{(1+r/12)^n-1}{(1+r/12)^{12t}-1}\right)\\\\\\A=60000\left(1-\dfrac{1.0036667^{204}-1}{1.0036667^{240}-1}\right)=12671.04[/tex]

Savings

The remaining 36 payments on the loan come to about ...

  36 × 376.3585 ≈ 13548.91

So, the savings from early payoff is about ...

  13548.91 -12671.04 ≈ 877.86

Choice D, $877.96, is the best match for this value.

__

Additional comment

The actual savings will depend on the details of rounding of intermediate values in the calculation, and on the timing of the early payment. If the loan is amortized over 17 years, so more is paid each month, the savings can be more than $5000.

Here, we have calculated the savings on the assumption that payment number 204 includes the payoff amount.

Using the loan formula, monthly payments are $458.14. Remaining balance after 17 years is approximately $58,214.19. The savings would be approximately $1,785.81. The closest option to this calculation is  C. $376.36

To calculate the amount saved by paying off the loan 3 years early, we need to find out the remaining balance of the loan after 17 years (20 years - 3 years). Then, we compare the remaining balance to the original balance to find the savings.

Let's break down the steps:

1. Find the monthly interest rate (r):

[tex]\[ r = \frac{4.4\%}{12} = \frac{0.044}{12} \][/tex]

2. Calculate the total number of payments (n):

[tex]\[ n = 20 \times 12 = 240 \text{ months} \][/tex]

3. Use the formula for the monthly payment (PMT) of a loan:

[tex]\[ PMT = \frac{P \cdot r \cdot (1 + r)^n}{(1 + r)^n - 1} \][/tex]

where:

P = principal amount (loan amount)

r = monthly interest rate

n = total number of payments

We'll use PMT to find out the monthly payment Arthur has to make.

4. Use the monthly payment (PMT) to find the remaining balance after 17 years (204 months).

5. Finally, calculate the savings by comparing the remaining balance to the original loan amount.

Let's do the calculations:

1. Monthly interest rate:

[tex]\[ r = \frac{0.044}{12} = 0.00367 \][/tex]

2. Total number of payments:

[tex]\[ n = 20 \times 12 = 240 \text{ months} \][/tex]

3. Monthly payment (PMT):

[tex]\[ PMT = \frac{60000 \cdot 0.00367 \cdot (1 + 0.00367)^{240}}{(1 + 0.00367)^{240} - 1} \][/tex]

[tex]\[ PMT = \frac{60000 \cdot 0.00367 \cdot (1.00367)^{240}}{(1.00367)^{240} - 1} \][/tex]

[tex]\[ PMT = \frac{60000 \cdot 0.00367 \cdot 1.937}{1.937 - 1} \][/tex]

[tex]\[ PMT = \frac{429.33}{0.937} \][/tex]

[tex]\[ PMT= 458.14 \][/tex]

4. Remaining balance after 17 years (204 months):

[tex]\[ PV = \frac{PMT \cdot (1 - (1 + r)^{-n})}{r} \][/tex]

[tex]\[ PV = \frac{458.14 \cdot (1 - (1 + 0.00367)^{-204})}{0.00367} \][/tex]

[tex]\[ PV = \frac{458.14 \cdot (1 - 0.533)}{0.00367} \][/tex]

[tex]\[ PV = \frac{458.14 \cdot 0.467}{0.00367} \][/tex]

[tex]\[ PV = \frac{213.94}{0.00367} \][/tex]

[tex]\[ PV = 58214.19 \][/tex]

5. Savings:

Savings = 60000 - 58214.19

Savings ≈ 1785.81

So, Arthur would save approximately $1785.81 by paying off the loan 3 years early.

The closest option to this calculation is  C. $376.36

PLEASE HELLPPPP!!!!!!!!!!!!
Figure BMHF is rotated how many degrees clockwise?

Answers

Asked and answered elsewhere.
https://brainly.com/question/9953496

Instructions.find the volume and surface area of the rectangular prisms

Answers

V = L · W · H

SA = 2L + 2W + 2H

A teacher asks her students to design a game board for a class project. The dimensions of the boards created by four students are shown below.




Angela
length: 20 cm
width: 21 cm
diagonal: 29 cm

Bradley
length: 9 in.
width: 9 in.
diagonal: 9 in.


Carlton
length: 25 cm
width: 30 cm
diagonal: 35 cm

Della
length: 10 in.
width: 12 in.
diagonal: 15 in.



Whose game board could be a rectangle?

Answers

The answer would be Angela

20 and 21 squared is 841, 29 squared is 841 making this a right triangle, giving it the possibility to be a rectangle. the answer is (A.)

Hope i helped ^.^ Pls mark brainliest

Answer:

Angela's board is a rectangle.

Step-by-step explanation:

As we know rectangle follow two properties.

1). All angles of a rectangle are right angle.

2). Opposite sides of a rectangle are equal in measure.

Since all angles of a rectangle are 90°. Therefore, right angle triangle formed by length, width and diagonal will follow Pythagoras theorem.

For Angela

20² + 21² = 841 = 29²

Therefore Angela's board is a rectangle.

For Bradley

9² + 9² = 162 ≈ 9²

So Bradley's board is not a rectangle.

For Carlton

25² + 30² = 1525 ≠ 35²

Carlton's board is not a rectangle.

For Della

10² + 12² = 244 ≠ 15²

Della's board is not a rectangle.

Therefore, Angela's board is a rectangle.

Leslie is a biologist. She is going to randomly select one animal from her lab to study. There are 5 salamanders, 3 crayfish, and 12 minnows in her lab. What is \text{P(salamander}

Answers

Since there are a total of 20 animals (5+3+12) and there are 5 salamanders, the probability she chooses a salamander is 5/20 -> 1/4, 25%, or .25

The sample space contains three types of animals; 5 salamanders, 3 crayfish, and 12 minnows.

So population of sample space would be, n(S) = Salamanders + Crayfish + Minnows.

n(S) = 5 + 3 + 12 = 20.

She wants to randomly select an animal and check if it is Salamander or not.

population of favourable outcomes would be, n(salamander) = 5.

Now the probability for selecting a salamander would be :-

[tex]P(salamander) = \frac{n(salamander)}{n(S)} \\\\ P(salamander) = \frac{5}{20} \\\\ P(salamander) = \frac{1}{4} \;or\; 0.25 \;or\; 25\%[/tex]

: Your experience indicates that offering a discount in your emails increases responses by 80%. Your last email, without a discount, got 23,000 responses. If you mail to the same size list and offer a discount, how many responses would you expect? a) 41,400 b) 44,000 c) 48,300 d) 52,400

Answers

For this case we can make the following rule of three:
 23000 -------> 100%
 x --------------> 180%
 Clearing the value of x we have:
 x = (180/100) * (23000)
 x = 41400
 Answer:
 
you would expect about:
 
a) 41,400 responses

The expected number of responses after offering a discount leads to an 80% increase from 23,000 is 41,400.

The student's question relates to predicting email response rates when a discount is offered. Since the history suggests an 80% increase in responses when a discount is included and the last email got 23,000 responses, we can expect:

Find the amount of increase in responses: 23,000 responses * 80% = 18,400 additional responses.Add the increase to the original number of responses: 23,000 responses + 18,400 added responses = 41,400 total expected responses.

Thus, the answer is (a) 41,400 responses expected with a discount offer.

A right rectangular prism is shown. What shape best describes the cross section cut perpendicular to the base of a right rectangular prism? Parallelogram Trapezoid Rectangle Square

Answers

C  a rectangle. brainily says this is too short so I am writing more                            

Determine b , given that A = 63°, C = 49°, and c = 3.

Answers

A=63°
C=49°
c=3
b=?

Solution:
A+B+C=180°
63°+B+49°=180°
B+112°=180°

Solving for B:
B+112°-112°=180°-112°
B=68°

Using Law of Sines:
b/sin B = c/sin C
b/sin 68°=3/sin 49°

Solving for b:
sin 68° (b/sin 68°) = sin 68° (3/sin 49°)

b=3 sin 68°/sin 49°

sin 68°=0.927183855
sin 49°=0.754709580

b=3(0.927183855)/0.754709580
b=3.685591966
b=3.6856

To find side b in the triangle, we use the fact that angles in a triangle sum up to 180° to find angle B, and then apply the Law of Sines to solve for b using angles B and C and side c.

To determine b in a triangle where angle A = 63°, angle C = 49°, and side c = 3, first, we need to find angle B using the fact that the sum of angles in a triangle is 180°. Therefore, B = 180° - A - C. Calculating this gives us B = 180° - 63° - 49° = 68°. Since angles A, B, and C are known, we can use the Law of Sines to find side b:

b/sin(B) = c/sin(C)

Rearranging this for b yields:

b = c * sin(B) / sin(C)

We substitute the known values to find b:

b = 3 * sin(68°) / sin(49°)

By solving this, we get the length of side b is 3.68

The average number of mosquitoes in a stagnant pond is 70 per square meter with a standard deviation of 8 per square meter. if one square meter of the pond is chosen at random for a mosquito count, find the probability that the average of the count is more than 68 mosquitoes per square meter. assume that the variable is normally distributed.

Answers

the probability that the average of the count is more than 68 mosquitoes per square meter. assuming that the variable is normally distributed will be calculated as follows:
z=(x-μ)/σ
where:
x=68
μ=70
σ=8
thus
z=(68-70)/8=-0.25

P(x>68)=1-P(x<68)=1-P(z<-0.25)
=1-0.4013
=0.5987

Answer: P(x>68)=0.5987

The probability that the average mosquito count in a randomly chosen square meter of the pond is more than 68 mosquitoes is approximately 59.87%.

To find the probability that the average count of mosquitoes in a randomly chosen square meter of the pond is more than 68 mosquitoes per square meter, we can use the normal distribution properties.

Given:

Mean (">"): 70 mosquitoes per square meterStandard deviation (σ): 8 mosquitoes per square meter

We need to find P(X > 68). To do this, we convert the raw score to a Z-score using the formula:

Z = (X - μ) / σ

Substitute the given values:

Z = (68 - 70) / 8 = -2 / 8 = -0.25

Next, we need to find the probability corresponding to Z > -0.25 using the standard normal distribution table.

Looking up Z = -0.25, we find the cumulative probability (P(Z < -0.25)) is approximately 0.4013.

To find P(Z > -0.25):

P(Z > -0.25) = 1 - P(Z < -0.25) = 1 - 0.4013 = 0.5987

Therefore, the probability that the average mosquito count in a randomly chosen square meter is more than 68 mosquitoes per square meter is approximately 0.5987 or 59.87%.

Tory plans to enter the path at mile marker 1 and hike for 4 miles. Tory is a beginner hiker, so he wants to choose the path that is less steep on average.

Which path should he choose? Why?

Answers

If you need help visualizing this, you might draw vertical lines at distance = 1 and at distance = 5. Look at the points where those lines cross f(x). The vertical difference is perhaps 350 ft. Look at where the lines cross g(x). That vertical distance may be about 200 ft.

The vertical change from 1 to 5 is considerably less for g(x) than for f(x).

Tory should choose path ...
  g(x)

The minimum value of a function is the smallest y-value of the function. A. True B. False

Answers

The statement "the minimum value of a function is the smallest y-value of the function" is in fact true.

Describe how you could draw a diagram for a problem about finding the total length for two strings, 15 inches long and 7 inches long

Answers

Two strings are 15 inches and 7 inches long.

You could draw a diagram that has two rulers (that are longer than 12 inches).

Draw a piece of string that is exactly 15 inches on one ruler.
Draw another piece of string on the other ruler at exactly 7 inches.

Then you can find the total length of the two strings by adding 15 and 7 inches.
15 + 7 = 22

The total length of both the strings is 22 inches. You can draw a ruler and a piece of string on it at 22 inches.

Cynthia invests some money in a bank which pays 5% compound interest per year. She wants it to be worth over £8000 after 3 years. What is the smallest amount, to the nearest pound, she can invest?
Simple steps please ?

Answers

To get the smallest amount one can invest in 3 years at a rate of 5% to obtain £8000 we use the compound formula given by:
A=p(1+r/100)^n
where:
A=future amount
p=principle
r=rate
n=time
From the question:
A=£8000, r=5%, n=3
thus plugging the values in the formula and solving for p we get:
8000=p(1+5/100)6n
8000=1.157625p
thus
p=6910.700
Hence the smallest amount is £6910.70~£6910

What is the area of a figure whose vertices are (-2,1), (3,1), (2,-3), and (-3,-3)?

Answers

check the picture below, you can pretty much count the units off the grid.

I cant figure this out! please help.


solve for a.

3a+11.5



Answers

Hello!

You can solve this algebraically

3a + 11 > 5

Subtract 11 from both sides

3a > -6

Divide both sides by 3

a > -2

The answer is any number that is greater than -2

Hope this helps!
3a + 11 > 5
Subtract 11 from both sides.

3a > -6
Divide both sides by 3.

a > -2

tanθ=sinθ/cosθ

True or False

Answers

If;
A = Adjacent
O = Opposite
H = Hypotenuse

Then,
Sin Ф = O/H
Cos Ф = A/H
Therefore,
(Sin Ф)/Cos Ф) = (O/H)/(A/H) = (O/H)*(H/A) = O/A

Now,
tan Ф = O/A ----

Therefore, it is true that
tan Ф = SinФ/CosФ
Take a right angled triangle  with side lengths x, y, and z, where x is the hypotenuse.
sin θ=z/x
cos θ=y/x
sinθ/cosθ=(z/x)/(y/x)=z/y=tan θ
the statement is true.

What is the domain of the function y= square root x?

Answers

Answer:

  [0, ∞)  or  0 ≤ x

Step-by-step explanation:

You want to know the domain of the function y = √x.

Domain

The domain of a function is the set of values of the independent variable for which the function is defined. The square root function is defined for all non-negative real numbers. So, ...

The domain of

 y = √x

is all real numbers greater than or equal to zero.

  0 ≤ x . . . . domain of y=√x

In interval notation, this is ...

  [0, ∞) . . . . domain of y=√x

__

Additional comment

The inequality for the domain of y=√x can also be written as x ≥ 0.

It is sometimes useful to write the inequality with a left-pointing inequality symbol so the limit and the variable map directly to a region of the number line. Here, the limit (0) is at the left end of the ray on the number line that identifies the domain of x.

The "practical" domain of a function is the set of values the function may be expected to utilize in the real world. A function may be defined for all values of mass, for example, but is of no practical use for negative mass or values of mass greater than that of the known universe.

Final answer:

The domain of the function y = √x consists of all real numbers greater than or equal to 0. The function is non-differentiable only at x = 0. The restriction ensures that the square root is of a non-negative number, conforming to real-valued outputs.

Explanation:

The domain of a function is the set of all possible input values (x-values) for which the function is defined. Considering the function y = √x, the domain is all real numbers greater than or equal to 0 because we cannot take the square root of a negative number in the real number system. This ensures that the values under the square root are non-negative, allowing the function to produce real number outputs. When we consider functions like l(x) = x² √√x, we must also consider that while x² is defined for all real numbers, the part √√x restricts the domain since x must be greater than or equal to 0 for the function to be real-valued. Thus, the domain of l(x) is also limited to x values greater than or equal to 0.

When seeking nondifferentiable points within the domain, we look for values of x where the derivative of the function does not exist. For the function y = √x, all points in the domain are differentiable except at x = 0, where the function has a cusp and is, therefore, not differentiable.

To summarize, the domain of y = √x is all x ≥ 0, and with the function l(x), we are careful to include only those x-values where the square root and the entire expression are defined, which also turns out to be x ≥ 0.

A work cell is scheduled to build 120 digital light processor (dlp) assemblies each week. these assemblies are later installed into home theater projection systems. the work cell has 7.5 hours of productive work each day, six days per week. what is takt time for this cell? express your answer in minutes rounded to one decimal place.

Answers

Work cell produces 120 digital light processors in a week. We want to find the time spent on each processor in minutes. So for this first we will find the total time spent on 120 processors in a week. 

Number of productive hours in a day = 7.5
Working days per week = 6
So, number of productive hours per week = 6 x 7.5 = 45 hours

1 hour = 60 minute

So,number of productive minutes per week = 45 x 60 = 2700 minutes

120 processors are produced in time = 2700 minutes

1 processor is produced in time = 2700/120 minutes = 22.5 minutes

So, it takes 22.5 minutes to produce one digital light processor

the bill for a meal came to £65.40 plus 15% service charge what was the total bill?

Answers

Final answer:

To find the total bill including the service charge, multiply the original meal cost by 15% to calculate the service charge. Then, add this to the original meal cost to get the total of £75.21.

Explanation:

The question involves Mathematics as it requires calculating the total bill including the service charge which is essentially calculating a percentage of the original amount. To determine the total amount to be paid, one must first calculate the 15% service charge on the £65.40 meal and add it to the original amount. The service charge is calculated by converting the percentage to a decimal and multiplying it by the meal cost: 0.15 × £65.40.

Let's do the calculation:

Find the service charge: 0.15 × £65.40 = £9.81Add the service charge to the original bill: £65.40 + £9.81 = £75.21

The total bill after adding the 15% service charge to the £65.40 meal cost is £75.21.

the median of the values in a data set is y. if 48 were subtracted from each of the values in the data set what would be the median of the resulting data

Answers

 Answer: Y-48

If the median of the values in the data set is Y, it means that Y is the value in the middle of the data set. If 48 will be deducted from each of all values in the data set including Y, then the median of the resulting value will be Y-48. 

Y - 48 -apex , boneless chicken is good as well. Good luck

[tex] \frac{10.5}{1.79} [/tex]
[tex] \frac{16}{2.19} [/tex]
How would I find out the unit rate for these two equations?

Answers

well, we can see this case like this, say let's find out how much is it for just 1oz in each case.

[tex]\bf \begin{array}{ccll} oz&\$\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 10.5&1.79\\ 1&x \end{array}\implies \cfrac{10.5}{1}=\cfrac{1.79}{x}\implies x=\cfrac{1\cdot 1.79}{10.5}\implies x\approx 0.17048 \\\\\\ \begin{array}{ccll} oz&\$\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 16&2.19\\ 1&y \end{array}\implies \cfrac{16}{1}=\cfrac{2.19}{y}\implies y=\cfrac{1\cdot 2.19}{16}\implies \boxed{y = 0.136875}[/tex]

so, the one with less $/oz is the better deal, because is less bucks per ounce.

At a pie-eating contest, Isla ate 1⁄4 of a pie before time was called. Alexa only finished 1⁄8 of a pie. How much more pie did Isla eat than Alexa?

Answers

Hi there!

Isla - 1/4

Alexa - 1/8

The problem is set up below:

Isla - Alexa =

1/4 - 1/8 =

In order to subtract we need to make both fractions have the same denominator. To do that we will multiply by how many times 4 goes into 8.

1 2 2
- x - = -
4 2 8

Therefore,

2/8 - 1/8 = 1/8

Your answer- 1/8

Hope this helps you!

~DL



Which equation could have been used to create this function table? 1 2,3 6,4 8,5 10, 10 20 A. y = 5x B. y = x + 1 C. y = x + 2 D. y = 2x

Answers

Try the first table value and see what you get from the various choices. For x = 1, the answer choices give you

... A: y = 5×1 = 5

... B: y = 1 + 1 = 2

... C: y = 1 + 2 = 3

... D: y = 2×1 = 2


Both B and D give the correct value (2), so we need to try another table entry. For x = 3 (the second table entry), the answer choices give you

... B: y = 3 + 1 = 4

... D: y = 2×3 = 6


Only selection D gives you the correct value (6). The appropriate choice is

... D. y = 2x

If a quantity you calculated has units of (kg*m^2)/(s^2*c), what is that quantity?

Answers

The units of the quantity are:
[tex] \frac{[kg] [m]^2}{[s]^2 [C]} [/tex]
We can isolate one [tex] \frac{[m]}{[s]^2} [/tex], which corresponds to an acceleration, a:
[tex]= \frac{[kg][m] a}{[C]} =[/tex]
[kg] corresponds to a mass, m; [m] corresponds to a length, L; C corresponds to a charge, Q:
[tex]= \frac{maL}{Q} [/tex]
But the product ma is a force, F:
[tex]= \frac{FL}{Q} [/tex]
and the product FL is a work, so an energy, U:
[tex]= \frac{U}{Q} [/tex]
and this ratio corresponds to an electrical potential. So, the quantity is an electrical potential.

Final answer:

The quantity with units of (kg*m²)/(s²*c) is closely related to the energy concept in physics, specifically within the framework of Einstein's mass-energy equivalence formula, E = mc², albeit with an added factor of the speed of light in the denominator.

Explanation:

The quantity with units of (kg*m^2)/(s^2*c) is related to the concept of mass-energy equivalence, as seen in Albert Einstein's famous equation, E = mc².

In this equation, E represents energy in joules, m represents mass in kilograms, and c represents the speed of light in meters per second.

The units of c² are m²/s², making the units of energy (when mass is given in kilograms) equivalent to kg*m²/s², or joules.

However, the specific units you mentioned, (kg*m²)/(s²*c), seem to incorporate an additional factor of the speed of light in the denominator, suggesting a possible deviation or specific application within the broader context of relativistic physics or energy conversions where the factor of c is explicitly considered.

simplify 3 square root of 2 minus square root of 2

Answers

The answer is C because when you have similar radicals, you subtract the whole numbers. In this case 3 square root of 2 minus square root of 2, is doing 3 - 1 = 2.
2 square root of 2

nine times five less than twice x
[tex]nine times fivelesstwicex[/tex]

Answers

Hey there! 

Basically this question is asking you to translate this in a equation

So, 

[tex]Nine = 9 [/tex]

[tex]times = multiply [/tex]

[tex]five = 5 [/tex]

[tex]less-than= \ \textless \ [/tex]

[tex]twice = 2 [/tex]

[tex]x =x [/tex]

Now that we broke it down for better understanding, lets answer your question! 

[tex]9(5) \ \textless \ 2x [/tex]

Good luck on your assignment and enjoy your day! 

~
[tex]LoveYourselfFirst:)[/tex]

T-shirts at a clothing store cost $19 each Rory bought several T-shirts at this price and paid $57 how many t-shirts did Rory buy

Answers

one t-shirt = $19

Number of t-shirts = $57 ÷ $19 = 3

Answer: 3 t-shirts
The other guy is correct

If the perimeter of a rectangle is 52 cm and the area is 165 square cm, then what are the dimensions of the rectangle?

Answers

Answer:

  11 cm by 15 cm

Step-by-step explanation:

The perimeter is double the sum of length and width, so that sum is 26 cm. The area is the product of length and width, so you want to find two numbers whose product is 165 and whose sum is 26.

  165 = 1·165 = 3·55 = 5·33 = 11·15

The numbers in the last factor pair total 26. These are the dimensions.

The dimensions are 11 cm by 15 cm.

41 packages are randomly selected from packages received by a parcel service. the sample has a mean weight of 20.6 pounds and a standard deviation of 3.2 pounds. what is the best pint estimate for a confidence interval estimating the true mean weight, μ, of all packages received by the parcel service? answer: _____pounds

Answers

Final answer:

The best point estimate for the true mean weight of all packages received by a parcel service, given a sample mean of 20.6 pounds and a standard deviation of 3.2 pounds, is 20.6 pounds.

Explanation:

In this problem, we are given that a sample of 41 packages were randomly selected. This sample provided a mean weight of 20.6 pounds and a standard deviation of 3.2 pounds. It is asked what the best point estimate for a confidence interval estimating the true mean weight of all packages is.

The best estimate of the true mean weight (µ) of all packages would be the mean of the sample that was taken, assuming that the sample was randomly selected and is representative of the entire population. This is due to the fact that in statistics, the sample mean is the best point estimate of the population mean.

Therefore, the best point estimate for the true mean weight of all the packages received by the parcel service is 20.6 pounds.

Learn more about Point Estimate here:

https://brainly.com/question/33508249

#SPJ3

Explain how you can tell when a formula represents a length an area or a volume

Answers

Do you mean how you can tell between an area formula and a volume formula? Well usually like on a reference sheet it says the shape and the letter a or v, a representing area and v representing volume. I hope this helps, if it doesn't please tell me in the comment section

Area and volume are both used to determine the amount of space.

While area is used for two-dimensional shapes, volume is used for three-dimensional shapes.

The difference between the given parameters are:

Length is often represented as the difference between points.Area is represented as the product of two dimensions or the square of a dimensionVolume is represented as the product of three dimensions or the cube of a dimension

For instance:

[tex]\mathbf{Length = b -a}[/tex]

[tex]\mathbf{Area = ab}[/tex]

[tex]\mathbf{Volume= abc}[/tex]

Read more about lengths, areas and volumes at:

https://brainly.com/question/13608425

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