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mylen [45]
3 years ago
9

Avery guessed that the typical number of sit-ups her classmates could do was 30 in 1 minute. Avery tested this idea by recording

how many sit-ups each classmate could do in 1 minute. She made a dot plot of the data.
1. What is the most common number of sit-ups completed in 1 minute? Explain how you used the dot plot to identify this number.
Write your answer in the space below.















2. What is the spread of this data set?

Write your answer in the space below.















3. According to this data set, is Avery's guess of 30 sit-ups per minute too low, too high, or about right? Explain.
Write your answer in the space below.

Mathematics
1 answer:
VashaNatasha [74]3 years ago
7 0

Answer:

1. What is the most common number of sit-ups completed in 1 minute? Explain how you used the dot plot to identify this number.

A: On the chart the number 38 has the most plotted dots.

2. What is the spread of this data set

A: 34 - 42

3. According to this data set, is Avery's guess of 30 sit-ups per minute too low, too high, or about right? Explain.

A: 30 is a little too low, the lowest count on the chart is 34, and Avery's estimate was 30, meaning its too low.

- Kayla <3

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If the relationship below are given in form (input, output), Which pairing always describes a function?
kozerog [31]

Answer:

Step-by-step explanation:

i'm not sure what the answer options are since they're not provided, but it's whichever option has a steady rate of change. (ex: money, time spent earning it; location, time spent driving; length in inches, length in meters)

3 0
3 years ago
Write the equation of a line passing through (-4.3) and perpendicular to -6x + 4y =-12.
sergij07 [2.7K]

Answer:

y=-2/3*x+1/3

Step-by-step explanation:

-6x+4y=-12

put into y=mx+b line equation

4y=6x-12

y=(6/4)x-(12/4)

y=(3/2)x-4

slope is 3/2

to find perpendiular line slope take the negative inverse.

-(2/3) = slope of perpendicular line

use line equation and solve for y-intercept (b)

3=(-2/3)*(-4)+b

3=8/3+b

b= 9/3-8/3 = 1/3 : 3 = 9/3 to allow for subrtaction of fractions.

3 0
3 years ago
One term of (x+y)^m is 31,824x^18y^11<br> What is the value of m ?
alisha [4.7K]

Answer: The value of m is 29.

Step-by-step explanation:

Given that, One term of (x+y)^m is 31,824x^{18}y^{11}  ...(i)

We know that that (r+1)th term in (a+b)^n is given by :-

T_{r+1}=^nC_ra^{n-r}b^r  ...(ii)

On comparing (i) with (ii) , we get

a= x \text{ and } b= y \\n-r =18 \text{ and }  r=11\\n=m

i.e.

m-r=18\Rightarow\ m-11=18\\\\\Rightarrow\ m=18+11=29

Hence, the value of m is 29.

7 0
3 years ago
Select the correct answer. What is the surface area of the victory podium shown here? Include all surfaces of the podium, includ
Leya [2.2K]

Answer:

Option C is correct.

Step-by-step explanation:

Given the dimension of the surfaces i.e length, width and height of podium. we have to calculate the surface area of the victory podium.

As Surface area of cuboid is 2(LW+WH+HL)

In the given figure, the upper cuboid has dimension

L=2.5 ft. , W=1.5 ft, H=1.5 ft

\text{Surface area=}2(2.5(1.5)+1.5(1.5)+1.5(2.5))=19.5ft^2

\text{Area of bottom face of upper cuboid=}L\timesW=2.5\times1.5=3.75ft^2

The upper face is occuring twice therefore it must be subtracted to find the area

Dimensions of lower podium are

L=7.5 ft. , W=1.5 ft, H=1.5 ft

\text{Surface area=}2(7.5(1.5)+1.5(1.5)+1.5(7.5))=49.5ft^2

Now, Surface area of podium included bottom is

19.5+49.5-3.75=65.25 square feet.

Hence, option C is correct.

4 0
3 years ago
Round 5294 to the nearest hundred
sleet_krkn [62]
It would be 5300 when rounded
5 0
3 years ago
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