Stats review- Unit 3 test

Stats review- Unit 3 test

8th Grade

19 Qs

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Stats review- Unit 3 test

Stats review- Unit 3 test

Assessment

Quiz

Mathematics

8th Grade

Medium

CCSS
8.EE.B.5, 8.F.A.3, HSF.LE.B.5

+1

Standards-aligned

Created by

Bob Spiller

Used 36+ times

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What kind of correlation does this scatterplot show?

negative correlation
no correlation
positive correlation

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What type of correlation does this scatterplot represent?

negative correlation
no correlation
positive correlation

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The graph shows the relationship between the amount of gas in a car's tank after going on a trip.  Which is the closest to the amount that would be in the tank after traveling 50 miles?

9 gallons
11 gallons
14 gallons
10 gallons

4.

MULTIPLE CHOICE QUESTION

3 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

5.

MULTIPLE CHOICE QUESTION

3 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

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Looking at the graph, what is the correlation between the x and y variables?

y increases as x increases
y is constant
y decreases as x descreases
y decreases as x increases

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the equation of the line of best fit?

y= 6x + 2

y = -2x +6

Tags

CCSS.8.EE.B.5

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