The line plots show the number of hours two different age groups of teenagers spent online the previous week.

Two line plots, both are labeled from twelve to thirty six going by ones underneath the line plot. The top line represents Hours spent online parenthesis ages thirteen to fifteen parenthesis. There are three Xs over twenty eight, two Xs over twenty seven and one X over twenty one, twenty four, twenty six, thirty one and thirty four. The bottom line represents Minutes spent online parenthesis ages sixteen to eighteen years old parenthesis. There are four Xs over twenty eight and one X over twelve, twenty one, twenty seven, thirty point five, thirty four, thirty five and thirty six.

Select from the drop-down menus to complete each statement.

The range is . The mean

Answers

Answer 1
The range of the top plot, hours spent by 13-15 year olds, is found by subtracting the highest value, 34, and the lowest value, 21.  34-21=13.
The mean of the top plot is found by adding together all of the data points and dividing by 10 (the number of data points):
[tex]\frac{21+24+26+27+27+28+28+28+31+34}{10}=\frac{274}{10}=27.4[/tex]

The range of the bottom plot, minutes spent online by 16-18 year olds, is found by subtracting the highest value, 36, and the lowest value, 12.  36-12=24.
The mean of the bottom plot is found by adding together all of the data points and dividing by 11 (the number of data points):
[tex]\frac{12+21+27+28+28+28+28+30.5+34+35+36}{11}=\frac{307.5}{11} \approx27.95[/tex]
Answer 2

Answer:

Step-by-step explanation:

The range is greater for data set 1 ( 13- to 15-year old ).

The mean is the same for both data sets.


Related Questions

subtract 1/4 from 7/8

Answers

the answer is 5/8. 
I hope this helps have a nice day!                                                                                 

7/8 - 1/4

 rewrite 1/4 with the same denominator as 7/8

1/4 = 2/8

now you have 7/8 - 2/8 = 5/8

 answer is 5/8

The points plotted below satisfy a polynomial equation. What type of extreme value does the graph have in the part that is visible?

Answers

Hi!

The graph shows an A) Maximum

A Maximum value appears in a graph when all other values of the polynomial are smaller in value i.e. are under it in an X-Y plot. This is expressed mathematically as:

There is a maximum if for a given x*: f(x*) ≥ f(x) for all x. 

In the graph, you can clearly see that there is a value that is higher than all the others, so this value is a Maximum

Anthony wants to buy the same number of hats for 6 of his friends. He has $108 dollars, and each hat cost $8. what is the largest number of hats that Anthony buys for each of his friends?

Answers

108 Divided by 8= 13.5
13.5 Divided by 6= 2.25
So 2 Hats Each.

50 points help below

Answers

Hello,

Here is your answer:

The proper answer to your question is option D "26 units"! The length of the triangle is 26 units!

Your answer is D!

If you need anymore help feel free to ask me!

Hope this helps!

Find the points on the curve y = 2x3 + 3x2 − 12x + 1 where the tangent line is horizontal. (x, y) = (smaller x-value) (x, y) = (larger x-value)

Answers

Thinking about the graph of y, the rate of change is zero whenever there is an extremum.

First, differentiate y.

[tex]y'=6x^2+6x-12[/tex]

Next, find the zeros of y' by factoring.

[tex]6(x^2+x-2)=0 \\ x = -2, x = 1[/tex]

Now, we substitute these x-values into the original equation to find the coordinates. 

[tex](-2,21), (1,-6)[/tex]

find the domain and the range of the function g(x)=5(x+1)^2+4

Answers

Try this explanation:
this is quadratic function (parabola, common view of equation is y=ax²+bx+c).
Domain: The function exists in all the points. It means, that x∈R or x∈(-oo;+oo).
Range: according to the common view a>0, it means, that parabola has 'min' in its vertice (x₀=-1). Range is y∈[4;+oo) or y≥4.

Which ordered pair would form a proportional relationship with the point graphed below? mc012-1.jpg

Answers

Answer: (-30 , 10)   Option C

In given question, some information is missing.

Complete question is :

Which ordered pair would form a proportional relationship with the point graphed below?

(–10, 30)

(30, –15)

(–30, 10)

(80, –30)

Explanation:

In graph, given point's coordinate is (60 , -20)

We need to find the proportion of the given point (60 , -20)

Proportion is number considered in comparative relation.

So,

[tex] \frac{60}{(-20)}  [/tex]

= [tex] -\frac{60}{20}  [/tex]

Divide by common factor 2 both numerator & denominator.

= [tex] -\frac{30}{10}  [/tex]

So, proportion poit's coordinate is (-30 , 10)  Option C

That's the final answer.

I hope it will help you.

The sales tax on a $45 DVD player is $3.38. What is the sales tax rate to the nearest tenth of a percent?

Answers

7%. 3.38 divided by 45 is 0.075111111.

Select two fractions that can be written with a denominator of 24.

What answer is it.

1/6 1/5 5/7 9/10 1/9 7/8

Answers

1/6 and 7/8 hope it helpps
1/6 can be written as 4/24 and 7/8 can be written as 21/24

Choose the graph of y = four thirdscosthree halvesx

Answers

we have that

y = (4/3)* cos (3/2)x----------> y = (4/3)* cos (1.5x)

using a graph tool

the answer 
see the attached figure

determine e which statement is true about the zeros of the function graphed below

Answers

Try this option:
1. according to the graph no points of intersection between function and X-axis, it means, that 
2. D<0 and no real solutions. In other words function has two complex solution.
Answer: 2.

A 4 1/2 foot long wire is being cut into smaller pieces that are 1 1/4 feet long. What is the maximum number of smaller pieces of wire that can be cut from the original piece of wire?

Answers

Divide total length by the length of the pieces to equal number of pieces.

= 4 1/2 ÷ 1 1/4
convert to improper fractions
= 9/2 ÷ 5/4
multiply by reciprocal of 5/4
= 9/2 * 4/5
= 36/10
simplify by 2
= 18/5
change to mixed number
= 3 3/5

ANSWER: 3 3/5 is the maximum number of pieces that can be cut, but if considering maximum number of FULL pieces that can be cut, it is 3 with 3/5 of a partial piece left.

Hope this helps! :)

NEED HELP NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
For a game, Tony has a rectangle drawn on a piece of paper that has an area of 18 in.2. What should he do to the dimensions in order to have a similar rectangle that's area is only 2 in.2?

Divide them by nine.
Divide them by six.
Divide them by three.
multiply them by three.

Answers

Answer:

Area of Original rectangle = 18 in²→→Pre image

Area of Rectangle after Dilation =2 in²→→Image

As, Pre image and image will be similar to each other.

And size of rectangle that is image is [tex]\frac{2}{18}=\frac{1}{9}[/tex] of the Original rectangle called Pre image.

So, option A, Divide the area of original rectangle by 9, that is dilation factor of [tex]\frac{1}{9}[/tex] has taken place.

Divide them by nine.

Which series of transformations will always carry an image onto the original figure? reflection over the y-axis followed by reflection over the x-axis
rotation by 180° about the origin
reflection over the x-axis followed by reflection over the y-axis
rotation by 360° about the origin

Answers

A rotation by 360° about the origin will always carry an image onto the original figure.

What is transformation?

Transformation is the movement of a point from its initial location to a new location. Types of transformation are rotation, reflection, translation and dilation.

A rotation by 360° about the origin will always carry an image onto the original figure.

Find out more on transformation at: https://brainly.com/question/4289712

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PLEASE HELP BABES!!

Michael’s grandmother made two pies for Thanksgiving, a sweet potato pie and a chocolate pie. Each pie had 8 slices. All of the sweet potato pie and 2 slices of the chocolate pie were eaten.

How much pie did Michael’s family eat on Thanksgiving?

A) 5/8 pie
B) 10/16 pie
C) 1 1/4 pie
D) 1 3/8 pie

Answers

They did eat:
10/16
But you have to simplify that to:
5/8

Your answer is:
A) 5/8 pie

Good Luck!
Hope This Helps :)

Michael's family ate all of the sweet potato pie (8 slices) and 2 slices of the chocolate pie, making it a total of 10 slices eaten. Each pie has 8 slices, so they consumed 1 and 1/4 pies in total, which corresponds to answer choice C) 1 1/4 pie.

To find out how much pie Michael's family ate on Thanksgiving, we need to consider that the sweet potato pie had 8 slices and the chocolate pie also had 8 slices. All of the sweet potato pie was eaten, this means 8 slices of pie were consumed. From the chocolate pie, only 2 slices were eaten. To get the total number of slices eaten, we add the slices of sweet potato pie to the slices of chocolate pie that were eaten.

Total slices eaten = Slices of sweet potato pie + Slices of chocolate pie eaten
= 8 slices + 2 slices
= 10 slices

Since each pie was divided into 8 slices, we can see that the total pie eaten in terms of whole pies is:

Total pie eaten = 10 slices \/ 8 (slices per pie)
1 and 2 \/ 8
Since 2 \/ 8 can be simplified to 1 \/ 4, we get:

Total pie eaten = 1 and 1 \/ 4 pies

Therefore, the correct answer is C) 1 1 \/ 4 pie.

A taxi travels 25 km east of airport. Then it travels from that point to a point that is 40 km west of the airport. Finally the taxi returns the airport. How far did the taxi travel?

Answers

The answer is:  " 95 km " .
__________________________________________________
Explanation:
__________________________________________________

                                   ("airport")
                                           •     {Step 1):       " 25 km east "               •  
                                           │===============================>  │

                           •  {Step 2):       " 40 km west ["of that point"] " ;        •                                             │<==========================================│  
             
                          •  {Step 3:  [back to airport] = " (40 km − 25 km) " ;

                                            • ("airport").
                         │=======>│
 _________________________________________________
                          
 Note:  To find "total distance traveled:

" 40 km + (40 km) + (40 km − 25 km) " ; 

= " 40 km + (40 km) + (15 km) " ;

= " 40 km + 40 km + (15 km) " ;

= 80 km + 15 km  ;   

=  95 km .
____________________________________________________

The answer is:  " 95 km " .
____________________________________________________

A recycling box holds 151,875 cm3 of material and has a square base with sides measuring 45 cm. What is the height of the recycling box? a. 33.8 cm b. 75 cm c. 1687.5 cm d. 3375 cm

Answers

The surfaces of the bottom is 45 * 45 = 2025 cm2.

Then the height of the box is 151 875 / 2025 = 75 cm

A card is drawn at random from a well-shuffled deck of 52 cards. what is the probability of drawing a face card or a 6?

Answers

n(E) = 16
n(S) = 52

P(E)=n(E)/n(S)
=16/52
=4/13

Determine whether quadrilateral ABCD with vertices A(–4, –5), B(–3, 0), C(0, 2), and D(5, 1) is a trapezoid. Step 1: Find the slope of AB. The slope of AB is . Step 2: Find the slope of DC. The slope of DC is . Step 3: Find the slope of BC. The slope of BC is . Step 4: Find the slope of AD. The slope AD is . The quadrilateral is a trapezoid because

Answers

Answer: Yes, the quadrilateral ABCD is a trapezoid.

Step-by-step explanation: Given that the vertices of the quadrilateral ABCD are A(–4, –5), B(–3, 0), C(0, 2), and D(5, 1).

We are to determine whether ABCD is a trapezoid or not.

We know that a trapezoid is a quadrilateral with one pair of opposite sides parallel. Also, the slopes of two parallel lines are equal.

First, we will find the slopes of the sides AB, BC, CD and DA.

We have

[tex]\textup{Step 1: The slope of AB}=\dfrac{0+5}{-3+4}=\dfrac{5}{1}=5,\\\\\textup{Step 2: The slope of BC}=\dfrac{2-0}{0+3}=\dfrac{2}{3},\\\\\textup{Step 3: The slope of CD}=\dfrac{1-2}{5-0}=-\dfrac{1}{5},\\\\\textup{Step 4: The slope of DA}=\dfrac{-5-1}{-4-5}=\dfrac{2}{3}.[/tex]

Since the slopes of the sides BC and DA are equal, so BC an DA are the parallel sides of the quadrilateral ABCD.

Thus, the quadrilateral is a trapezoid because it has a pair of opposite sides parallel.

The quadrilateral is a trapezoid because it contains two opposite sides that are parallel, the quadrilateral is called a trapezoid.

What is a trapezoid?

It is defined as the quadrilateral having four sides in which two sides are parallel to each other, it is a 2-dimensional geometry.

We have:

Quadrilateral ABCD with vertices A(–4, –5), B(–3, 0), C(0, 2), and D(5, 1)

To identify the quadrilateral is a trapezoid we must find the slopes of the lines AB, BC, Cd, and AD

For slope m the formula is given by:

[tex]\rm m = \frac{y_2-y_1}{x_2-x_1}[/tex]

For slope of AB:

[tex]=\rm \frac{0-(-5)}{-3-(-4)}[/tex]

[tex]=\rm \frac{0+5}{-3+4}[/tex]

= 5

For slope of BC:

[tex]=\rm \frac{2-0}{0-(-3)}[/tex]

[tex]=\rm \frac{2}{3}[/tex]

For slope of CD:

[tex]=\rm \frac{1-2}{5-0}[/tex]

= -1/5

For slope of AD:

[tex]=\rm \frac{-5-1}{-4-5}[/tex]

= 2/3

Because the slopes of the sides BC and DA are equivalent, BC and DA are the quadrilateral ABCD's parallel sides.

Thus, the quadrilateral is a trapezoid because it contains two opposite sides that are parallel, the quadrilateral is called a trapezoid.

Learn more about the trapezoid here:

brainly.com/question/8643562

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would you measure the length of a bench in centimeters or in meters. explain you choice

Answers

Centimeters because its smaller than inches and meters are way to long. 

Answer:

Meters

Step-by-step explanation:

Reason:

Usually, bench length is bigger than then length of the chair and the table.

So it will be measured using meters. If we use meter it will easy to measure  and accurate because it somewhat bigger length than chair and table.

1 meter = 100 centimeters.

The standard length of a bench will 1.5 meters to 2 meters. Usually 3 to 4 people will sit on the bench.

write the standard form of the line that contains a slope of -3/8 and passes through the point (5,-4)

Answers

[tex]\bf \begin{array}{ccccccccc} &&x_1&&y_1\\ &&(~ 5 &,& -4) \end{array} \\\\\\ % slope = m slope = m\implies -\cfrac{3}{8} \\\\\\ \stackrel{\textit{point-slope form}}{y- y_1= m(x- x_1)}\implies y-(-4)=-\cfrac{3}{8}(x-5) \\\\\\ y+4=-\cfrac{3}{8}x+\cfrac{15}{8}\implies y=-\cfrac{3}{8}x+\cfrac{15}{8}-4\implies y=-\cfrac{3}{8}x-\cfrac{17}{8}[/tex]

simplify (5x-8)+(7x+10)

Answers

combine like terms
5x+7x=12x
-8+10=2
12x+2
2 (6x+1 )
(5x-8)+(7x+10) 

5x + 7x = 12x
8 + 10 = 18

So the answer is: 12x = 18

10 POINTSSS!!!!
Graph. y−5=43(x−5)

Answers

From the slope of the line, we see that 43 is a very steep slope, so the line is a near vertical line.
Also, from the point-slope form of the graph, we know that the line passes through (5,5) .
Note: (y-y1)=m(x-x1) passes through (x1,y1).
So the result is the line shown in the attached diagram, with no surprises.

Solution:

The given equation of line is :

→  y- 5 = 43 (x -5)

= y -5 = 43 x - 43 × 5 → [Using distributive property]

= y- 5 = 43 x - 215

→ 43 x - y - 215 +5 =0

→ 43 x - y -210 =0

→ y = 43 x - 210

As the slope of line→y = m x + c is ,43.

Or , tan A = 43, where A is the angle made by line in positive direction of X axis.

And Y intercept = -210

Giving brainiest with legit answer is my answers correct?

Answers

yes, this is all correct!

The polynomial x3 + 64 is an example of a

A.sum of cubes
B.difference of cubes
C.difference of squares
D.perfect-square trinomial

Answers

x^3 is a perfect cube
64 is a perfect cube (since 64 = 4^3)
When I say "perfect cube" I mean it can be written in the form A^3 where "A" is a placeholder for a number or variable expression (such as x)

Since we have two cubes and we're adding them, we have a sum of cubes

Answer: Choice A) sum of cubes

A.sum of cubes is the correct answer on E.D.G.U


Good luck!

What was the final order that Chris placed at the pizza shack

Answers

Im stumped but I think he ordered his own pizza last

What are the roots of the polynomial equation x^4 + x^2 = 4x^3 -12x +12 ? Use a graphing calculator and a system of equations. Round noninteger roots to the nearest hundredth.

A)–12

B) –2.73, 2.73

C) –1.73, 1.73

D) 12

Answers

Answer : option C

Explanation:

there will be 4 roots for the given polynomial but in graph you will see 3 points because (2,0) is repeating two times

we can see the root graphically

the points that intersect  x-axis are the roots

Here, x-axis is cut at 3 points so, these points will be the root of given polynomial.

please see the attached graph


Please help ASAP plz it due tomorrow

Answers

Try this option:
1. Rule for the sum of interior angles is: S=180°(n-2), where n - numbers of sides of n-gon.
2. using the formula shown above:
7 - 180*11=1980
8 - 180*16=2880
9 - 180*30=5400°
10 - 180*33=5940
11 - 180*5=900
12 - 180*24=4320
13 - 180*8=1440°
14 - 180*21=3780

A vendor pays a rock band 1/3 of the total profit from T-shirts and sweatshirts sold at every concert. The vendor paid the rock band $726 after the last concert. If the profit from T-shirts sales was $1,632, what was the profit from sweatshirt sales? Enter your answer in the box.

Answers

Answer:

$546

Step-by-step explanation:

Final answer:

The profit from sweatshirt sales was $302.

Explanation:

To find the profit from sweatshirt sales, we need to find the total profit from T-shirts and sweatshirts and then calculate 1/3 of that amount. We know that the profit from T-shirt sales is $1,632 and the vendor paid the rock band $726. Let's use these numbers to calculate the profit from sweatshirt sales:

First, find the total profit from T-shirts and sweatshirts by subtracting the payment to the rock band from the total profit: $1,632 - $726 = $906.Next, divide the total profit by 3 to find the profit from sweatshirt sales: $906 ÷ 3 = $302.

Therefore, the profit from sweatshirt sales was $302.

Help with math please I'm helping my daughter

Answers

top left corner is 1/4, .27, .5, 3/5.
top right corner is 78.54
bottom left corner is 3/7, 5/11, 7/9, 4/5
bottom right corner is 1, 3, 5, 7, 31
1/4, 0.27, 0.5, 3/5

78.54

8 hrs and 30 mins

3/7, 5/11, 7/9, 4/5

1, 3, 5, 7, 31


Hope this is correct and hope it helps!!
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