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Scatter Plots

Authored by Lesley Brantley

Mathematics

8th Grade

CCSS covered

Used 75+ times

Scatter Plots
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13 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

The graph above shows a line of best fit for data collected on the distance bicyclists have remaining in relation to the amount of time they have been riding.  What is the equation of the line of best fit?

y = -25x + 170
y = 25x + 170
y = -(5/8) x + 170
y = (5/8) x + 170

Tags

CCSS.HSF.LE.B.5

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

The graph above shows a line of best fit for data collected on the amount earned by waiters and waitresses last week in relation to the number of tables they served.  What is the equation of the line of best fit?

y = (5/3) x + 375
y = (1/3) x + 475
y = (5/3) x + 475
y = (1/3) x + 375

Tags

CCSS.HSF.LE.B.5

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

A small theme park is trying to determine the number of guests they should expect on a weekend, based on the temperature outside.  Based on the trend line, about how many guests should be expected if the temperature is around 80°?

8,300
8
7,300
9,300

Tags

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

CCSS.HSF.IF.B.4

CCSS.HSS.ID.B.6

CCSS.HSF.IF.C.7

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

The graph shows a line of best fit for data collected on the value of used cards in relation to the number of  years since they were purchased.  What is the equation of the line of best fit?

y = 750 x + 9500
y = - 750 x +11000
y = (3/4) x + 11
y = - (3/4) x + 11000

Tags

CCSS.HSF.LE.B.5

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Mrs. Moises, the school counselor, keeps a candy jar in her office for students.  During one week, she kept count of how many students came to visit her and the number of candies in the jar, as show in the scatter plot.  Based on the trend line, what is the best prediction for the number of candies in the jar when 30 students visit her?

90
180
135
150

Tags

CCSS.HSS.ID.C.7

CCSS.HSS.ID.B.6

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

The graph shows a line of best fit for data collected on the price of a unit in relation to the number of units sold.  What is the equation of the line of best fit?

y = - (1/2) x + 10
y = - (1/50) x + 40
y = - (1/2) x + 40
y = - (1/50) x + 10

Tags

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Which scatter plot shows a linear relationship between x and y?

Graph A
Graph B
Graph C
Graph D

Tags

CCSS.8.F.A.3

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