Algebra I: Unit 7 Test Review

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D

Tags

CCSS.HSF-LE.A.1B

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76

Tags

CCSS.HSS.ID.C.7

CCSS.HSS.ID.B.6

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 
• As the temperature increases, the number of visitors increases. 
• As the visitors increase, the temperature decreases. 
• No correlation

Tags

CCSS.HSF.IF.B.4

What would be the correlation between study time and test grades?

• positive
• negative
• none
• cannot be determined

Tags

CCSS.HSS.ID.C.9

What type of correlation do you think there is between:
Time Spent Watching TV & Grades

• Positive correlation
• Negative correlation
• No correlation
• cannot be determined

Tags

CCSS.HSS.ID.B.5

What does the value, r= -0.89, tell us about the linear relationship of two quantitative variables?

• Strong positive

• Weak positive

• Strong negative

• Weak negative

Tags

CCSS.HSS.ID.B.5

Given the following Scatter Plot, select the option that is most likely the r value.

Tags

CCSS.HSS.ID.C.8

• strong positive

• strong negative

• weak positive

• weak negative

Tags

CCSS.HSS.ID.B.5

The linear regression equation is y = 61.93x - 1.79.  Use the equation to predict how far this person will travel after 10 hours of driving.

• 10 miles
• 617.5 miles
• 0.19 miles
• 500 miles

Tags

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

Which statement is true about the double box-and-whisker plot?

• The test scores in your friend's class are more spread out than the test scores in your class.

• Half of the test scores in your class are between 85 and 100.

• 25% of the test scores in your friend's class are 80 or above.

• The medians are the same for both classes.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1