The back-to-back stem-and-leaf plot below shows the ages of patients seen by two doctors in a family clinic in one day. Compare the ages of the patients of doctor 1 and doctor 2 using the mean and the median of each data set. Doctor 1 Doctor 2 | 3 | 5 9 2 0 | 2 | 0 0 2 3 6 8 7 5 | 1 | 3 7 9 7 3 2 1 1| 0 | 2 2 3 9 Key: means 29 9|2|3 means 23
I don't quite know how to do this, so if someone could guide me through it that would be nice..!

Answers

Answer 1
The mean of the ages of Doctor 1's patients is 13.54 and the median is 15. The mean of the ages of Doctor 2's patients is 16 and the median is 19.

Explanation:
The mean is found by adding together all of the data points and then dividing by the number of data points. For Doctor 1, (32+20+22+29+15+17+18+1+1+2+3+7+9)/13 = 176/13 = 13.54.

For Doctor 2, (35+20+20+22+23+26+13+17+2+2+3+9)/12 = 192/12 = 16.

The median is the middle number in the data set after it has been ordered from least to greatest. The stem-and-leaf plot organizes it, so we find the middle value.

For Doctor 1, 15 is in the middle.

For Doctor 2, the middle is between 26 and 13: (26+13)/2 = 39/2 = 19.5
Answer 2

Answer:

The mean of the ages of Doctor 1's patients is 13.54 and the median is 15. The mean of the ages of Doctor 2's patients is 16 and the median is 19.

Step-by-step explanation:


Related Questions

Hannah has 11 toothpicks that are the same length.Name the types of triangles and quadrilaterals Hannah can make if she uses only one toothpick for each side of each figure

Answers

hannah can make 2 quadrilaterals and 1 triangle.

Answer:

Step-by-step explanation:

Given that Hannah has 11 toothpicks that are the same length

When she uses only one toothpick for each side then we see that all sides would be equal whether quadrilateral or triangle.

Hence she can make equilateral triangles, rhombuses or squares out of these 11 toothpicks

Either one equilateral triangle, and 2 rhombuses, or one equil. triangle and 2 squares or 1 equil triangle with 1 square, 1 rhombus or 2 equil triangles with one square or rhombus

PLZ HELP!!!!!! (WILL GIVE BRAINLIEST!!!!)

Answers

The answer is 1000mm

wlh
= 5 x 10 x 20
= 1000


I hope this helps!

Write the time 8:30 then write this time in two other ways using words

Answers

Final answer:

The time 8:30 can be written in two other ways using words: eight thirty and half past eight.

Explanation:

The time 8:30 can be written in two other ways using words as follows:

Eight thirtyHalf past eight

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Final answer:

The time 8:30 can be written in words as 'Half past eight' and 'Thirty minutes past eight'. These phrases show the same time but express it in different ways.

Explanation:

The time 8:30 can be written in two other ways using words. One way is to say 'Half past eight'. Another way is 'Thirty minutes past eight'. These phrases encapsulate the same time but offer variation in how the time can be expressed verbally or in writing.

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challenge to all the maths lover

Answers

point(-5,3) after the 2 reflections would become (3,-5)

point (4,-2) after the 2 reflections becomes (2,4)

Interpret the scatter plot of the data for the amount of paint used to paint signs of various lengths based on the shape of the distribution

Answers

Answer: The shape of the points in the scatter plot resemble an increasing exponential equation.

The set of data shown in the scatter plot best models an exponential equation. In this case the points are increasing. However, it is not at a linear (constant) rate. The points keep going up faster as the x-value increases.

Answer:

The shape of the points in the scatter plot resemble an increasing exponential equation.

Step-by-step explanation:

As you can tell it increases because it is going up on the graph.

Carol has a small copy of a painting. The dimensions of her copy are shown at right. The scale of the copy is 0.5 inches : 12 centimeter.
a.Find the dimensions of the original painting.
b.Find the area of the original painting.
c.One centimeter is equal to approximately 0.033 foot. Find the dimensions of the original painting in feet.
d.Find the area of the painting in square feet. Round to the nearest thousands.
(I'm sorry I don't understand this...can anyone help??..)

Answers

the complete question in the attached figure

we know that
[scale]=0.5/12
[scale]=[copy of a painting]/[original painting]

dimensions copy of a painting--------------> 1.75 in x 5.25 in

for 1.75 in
[original painting]=[copy of a painting]/[scale]
[original painting]=[1.75]/[(0.5/12)]=42 cm


for 5.25 in
[original painting]=[copy of a painting]/[scale]
[original painting]=[5.25]/[(0.5/12)]=126 cm

the answer Part A) is
the dimensions of the original painting are 42 cm x 126 cm

Part B)
Find the area of the original painting.
[area of the original painting]=42*126=5292 cm²

the answer Part B) is
area of the original painting is 5292 cm²

Part C)
One centimeter is equal to approximately 0.033 foot. Find the dimensions of the original painting in feet.

the dimensions of the original painting are 42 cm x 126 cm
then

for 42 cm
if  1 cm----------------> 0.033 ft
 42 cm----------------> X
X=42*0.033=1.386 ---------> 1.386 ft

for 126 cm
if  1 cm----------------> 0.033 ft
 126 cm----------------> X
X=126*0.033=4.158 --------> 4.158 ft

the answer Part C) is
the dimensions of the original painting in feet are 1.386 ft x 4.158 ft

Part D) Find the area of the painting in square feet. Round to the nearest thousands.

the dimensions of the original painting in feet are 1.386 ft x 4.158 ft
{Area original painting in feet]=1.386*4.158=5.763 ft²

the answer part C) is
the area original painting in feet is 5.763 ft²

Which number is equivalent to 43/12?

Answers

B - 3.583, with 3 as a repeating decimal.

A fraction is a way to describe a part of a whole. The correct option is B.

What is a Fraction?

A fraction is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25.

What is Mixed Fraction?

A mixed fraction is a fraction that contains a whole number and a fraction whose denominator is greater than the numerator. A mixed fraction can be converted as,

2 1/2

= (2×2 + 1)/2

= 5/2

= 2.5

Given that the number that is equivalent to 43/12 can be found as shown below.

43/12

= 3 ⁷/₁₂

= 3 + 7/12

= 3 + 0.58333333

= 3.58333333

[tex]= 3.58\overline3[/tex]

Hence, the correct option is B.

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the length of a rectangular garden is 5 feet longer than its width. The garden is surrounded by a 2-foot-wide sidewalk. The sidewalk has an area of 76 square feet. Find the dimensions of the garden.

Answers

he width is 5 feet and the length 10 feet 

Let the width of the garden = W 
Therefore the length = W + 5 

The two sidewalks alongside the length are therefore W + 5 feet long by 2 feet wide = 2(W + 5) square feet each 
The 2 sidewalks alongside the width = W feet long by 2 feet wide = 2W square feet each 
In addition there are the 4 corners which are each 2 feet by 2 feet = 4 square feet each 
Area of sidewalk is therefore 

2 * lengths = 2 * 2(W + 5) = 4W + 20 
2 * widths = 2 * 2W = 4W 
4 corners = 4 * 4 = 16 square feet 
But we are told that the area = 76 square feet 
Therefore 4W + 20 + 4W + 16 = 76 
8W + 36 = 76 
8W = 40 
W = 5 
Therefore as the width is five feet the length is 5 + 5 = 10 feet

Final answer:

By setting up equations based on the given information about the garden and the sidewalk around it, and then solving for the width, we find that the width of the garden is 5 feet, and its length is 10 feet.

Explanation:

Let's denote the width of the garden as w feet. Therefore, the length of the garden can be represented as w + 5 feet, since it is mentioned that the length is 5 feet longer than its width. Surrounding the garden, there is a 2-foot-wide sidewalk which affects the overall dimensions of the combined area (garden plus sidewalk). The width and length of this entire area would thus be w + 4 and w + 9 respectively, adding 2 feet on each side for the sidewalk.

To find the area of just the sidewalk, which is given as 76 square feet, we first calculate the area of the entire (garden plus sidewalk) rectangle, and then subtract the area of the garden. The equation for the area of the entire rectangle is (w + 4)(w + 9), and for the garden alone, it's w(w + 5). The difference between these areas gives us the area of the sidewalk:

(w + 4)(w + 9) - w(w + 5) = 76

Expanding and simplifying this equation gives us a quadratic equation to solve for w. Simplifying further:

w^2 + 13w + 36 - w^2 - 5w = 76

8w + 36 = 76

8w = 40

w = 5

Therefore, the width of the garden is 5 feet and the length is 10 feet (5 + 5).

What is 4,7,12,19,28 in quadratic sequence

Answers

a[n] = n^2 +3 . . . . .describes the given sequence

Answer:

nth term = x²+3

50th term = 2503

100th term = 10003

solve the following proportion equation _X =_4
5 10 do the wholr thing step by step and explain thanks




Answers

The equation to solve is:
[tex] \frac{x}{5}= \frac{4}{10} [/tex]
Step-by-step solution:
1) multiply both sides of the equation by 10:
[tex]10 \cdot \frac{x}{5} = 10\cdot \frac{4}{10}[/tex]
2) simplifying:
[tex]2x = 4[/tex]
3) dividing both terms by 2:
[tex]x= \frac{4}{2}=2 [/tex]
and the solution is x=2.
Hi there!

The Eqn. is :-

[tex]\dfrac {x}{5} = \dfrac {4}{10}[/tex]

=> x = [tex]\dfrac {4}{10}[/tex] × 5

=> x = [tex]\dfrac {4}{2}[/tex]

=> x = 2

Hence, x = 2

~ Hope it helps!

After school,Philipe spent 1 3/4 hours of baseball practice, 2 1/4 hours on homework, and 1/4 hour getting ready for bed.Wich is the most reasonable estimate for how long he spent on his activities:3 hours,4 hours,or 5 hours?Explain

Answers

4 hours. 1 3/4 is about 2, and 2 1/4 rounds to 2. 1/4 would round to 0, but it would not affect the estimate's accuracy much because we rounded up by 1/4 on 1 3/4 already. Philipe spent about 4 hours on activities. 

whats 324589 times 789024???

Answers

256,108,511,136 hope this helps
256,108,511,136 buy a calculatot

Briana surveys five students from four different classrooms. She asks them about the number of hours they spend on the Internet every day. This is the data from her survey: classroom A: 0, 0, 0, 1, 1 classroom B: 1, 1, 1, 2, 2 classroom C: 2, 3, 3, 3, 4 classroom D: 1, 2, 2, 2, 3 Which classroom's data has the highest center of distribution?

classroom A


classroom B


classroom C


classroom D

Thank you!

Answers

classroom c. because when i added all of the numbers and divide it by 5 it came out with the highest average.

Answer:

Classroom C

Step-by-step explanation:

all you do is add it then divide it by 5 and boom

John uses 9 eggs to make 5 breakfast burritos. How many burritos can he make 27 eggs

Answers

he can make 15 breakfast burritos.

The sequence an = 1/2 (2)^(n - 1) is graphed below:

coordinate plane showing the points 2, 1; 3, 2; 4, 4; and 5, 8

Find the average rate of change between n = 2 and n = 4.

Answers

The average rate of change of the sequence from n = 2 to n = 4 is 1.5, which is determined by calculating the difference in sequence values for these n values and dividing by the difference in n.

The average rate of change of a function between two points reflects the function's slope between those points. To find the average rate of change of the sequence [tex]a_n = \frac{1}{2} (2)^{n - 1}[/tex]from n = 2 to n = 4, we calculate the differences in the sequence values corresponding to these n values and divide by the difference in n itself.

The value of a_n when n = 2 is [tex]a_2 = \frac{1}{2} (2)^{2 - 1}= 1.[/tex]The value of a_n when n = 4 is [tex]a_4 = \frac{1}{2} (2)^{4 - 1}[/tex]= 4.To find the average rate of change, use the formula: rate of change = [tex](a_4 - a_2)[/tex] / (4 - 2) = (4 - 1) / (4 - 2) = 3/2 = 1.5.

Therefore, the average rate of change between n = 2 and n = 4 for this sequence is 1.5.

∠1 and ​ ∠2 ​ are vertical angles. ∠2 ​ has a measure of 63°.

What is the measure of ​ ∠1 ​?

Enter your answer in the box.

Answers

Vertical angles share a vertex, or basically a point, and are the opposite angles formed by two intersecting lines. They have the same angle measure (they're congruent).

So, if m∠1 = 63°, then m∠2 = 63°.

Vertical angles are formed when two lines intersect. The measure of the ∠1 when ∠1 and ​ ∠2 ​ are vertical angles is 63°.

What are vertical angles?

Vertical angles are a pair of angles formed when two lines intersect each other, these angles are always opposite to each other and measure the same.

We know about the vertical angles, therefore, if the pair of angles ∠1 and ​ ∠2 ​ are vertical angles, then the measure of the two angles is equal.

Now, as it is given that the measure of the ∠2 ​is 63° and ∠1 and ​ ∠2, therefore,

∠1 =​ ∠2 = 63°

Hence, the measure of the ∠1 when ∠1 and ​ ∠2 ​ are vertical angles is 63°.

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Does this graph show a proportional relationship? Why or why not?

Answers

Yes, because the line runs through the origin (0,0) and y=kx.

The flat surfaces of a 3D shape are called what? Faces Edges Vertices

Answers

The flat surfaces of a 3D shape are called faces

The flat surfaces of a 3D shape are called faces.

The faces serve as the two-dimensional polygonal areas that define the boundaries of a 3D object. In geometry, for instance, a cube is a common 3D shape that has six faces, each of which is a square. Each face is bordered by edges, which are the straight lines where two faces meet, and the corners of the faces are known as vertices (or vertex in singular form).

Examining various 3D shapes, such as the tetrahedron, which has four triangular faces, and the octahedron with its eight triangular faces, provides a clearer understanding of how faces constitute the polyhedron's shape.

I really need help!! God bless you.

Answers

Ok so 65 percent of 10,000 is 6500. This means that she has to get the other 3500 herself. Since she has a year to save divide 3500 by 12 for each month of the year which is equal to $291.67. Then simply round up to get your answer which is A. $292.

Hope this helped and good luck

Jill and her children build 8 sandcastles.Click on the first 4 multiples of 8

Answers

8*1=8
8*2=16
8*3=24
8*4=32

8,16,24, and 32 are the first 4 multiples
8
16
24
32
Here are the first 4 multiples of 8

Which of the following represents seventh root of x to the sixth power in exponential form

Answers

That would be x^(6/7).

WILL GIVE BRAINLIESTTT HELP PLEASE

Answers

The volume of the top part of the cake is 384 cubic in.
The volume of the bottom part of the cake is 768 cubic in.
If you add both of those together, you get 1,152 cubic in.
Volume = Length x Width x Height

Find the volume of the top stack of cake
12 x 8 x 4 = 384

Now find the second volume
16 x 12 x 4 = 768

Add together
768 + 384 = 1152
D.) 1152 is your answer

A $140 car stereo is marked up 50% and then discounted 50% will the final price of the car stereo be #140

Answers

Yes, because adding 50 and subtracting 50 is equal to 140+50-50.
+50-50=0
Now, you have 140+0=140.

Hope this helped☺☺
If the stereo is marked up 50%, the new price is $210. Then, if it is reduced by 50%, the final price is equal to $105.

in rectangle abcd measure of angle d =(3x+15) measure b =(6x-42) find measure of angle a

Answers

5) So for parallelogram ABCD, ∠B ≅ ∠D, and ∠A ≅ ∠C. Further, ∠B and ∠A are supplementary (i.e., their sum is 180°), and ∠D and ∠C are also supplementary.
So, we have that m∠B = m∠D. Therefore, 
[tex]6x-42=3x+15\\3x=57\\x=19[/tex]

Now, let's substitute for x back into the expression for either ∠B or ∠D to find it's angle measure.
m∠B = [tex]6(19)-42=72[/tex]
Now, remember that ∠B or ∠D are supplements of ∠A. 
So, m∠B + m∠A = 180°.
That means m∠A = 180° – 72° = 108°.
That seems reasonable, because A appears to be an obtuse angle.

All books in a store are being discounted by 40%. let x represent the regular price of any book in the store which expression describes the sale price of a book ?

Answers

To find the sale price we can set up a proportion. 25/100 = x/48. We keep the 100 and 48 both on the bottom of the fraction since they represent the "whole". x represents the discount off the full price of the dress. To solve this proportion, we cross multiply, yielding 48 * 25 = 100x. Alternatively, if you notice that 25/100 ...

Katenka cross country skied a trail that was 3/4 mile each way. after skiing 2/3 of the trail she turned around. What fraction of a mile did katenka ski before she turned around.

Answers

we know that

[total trail]=(3/4)*2------> 6/4---------> (3/2) miles

[fraction of a mile that katenka did]=(2/3)*(3/2)------> 1 mile

the answer is 1 mile

I’m not sure about this question. Please help thanks!

Answers

The answer is a. I’m pretty sure there aren’t any solutions.
Hi there!

When I solved this, I calculated no solution. It doesn’t work because there are no values of x that make the equation true, therefore your answer is A) There is no solution.

Have a terrific day and just let me know if you have any more questions or concerns!
~Brooke❤️

Place the following temperatures in order from coldest to hottest: -8°C, 10°C, -5°F, 40°F

Answers

To solve this problem, you should first convert all temperatures to one temperature scale. I'll use the formula to convert Fahrenheit to Celsius.
It is C = 5/9(F - 32), where F is the degrees Fahrenheit.

Let's start converting.

C = 5/9(-5 - 32)
C = 5/9(-37)
C = -185/9
C = -20.6°

C = 5/9(40 - 32)
C = 5/9(8)
C = 40/9
C = 4.4°

Now let's arrange them from least to greatest:
-20.6°C, -8°C, 4.4°C, 10°C.

Answer:
-5°F, -8°C, 40°F, 10°C.

What are the coordinates of the point on the directed segment from K (-5,-4) to L (5,1) that partitions the segment into a ratio of 3 to 2?

Answers

K + (3/5)*(L -K) = (-5, -4) + (3/5)*(5 -(-5), 1 -(-4))
.. = (-5 +(3/5)*10, -4 +(3/5)*5)
.. = (1, -1)

The point you want is (1, -1).

Whats the surface area? WILL GIVE BRAINIEST!

Answers

I'm not sure what this is, but you can take the 10 in rectangle and somehow put it in the other rectangle to the side of that. I'm not sure though.

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