
Scatterplots quiz Grade 9 Mrs. Harmon
Authored by Sandra Harmon
Mathematics
8th Grade
Used 5+ times

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19 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The scatterplot shows the average number of hours each of 13 people spends at work every week and the average number of hours each of them spends on recreational activities every week.
Based on the scatterplot, what is the best prediction of the average number of hours a person spends at work every week if that person spends an average of 10 hours on recreational activities each week?
34 h
78 h
55 h
65 h
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What kind of correlation does this scatterplot show?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What type of correlation does this scatterplot represent?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What type of correlation does this scatterplot represent?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Using the line of best fit, what is mostly likely the average for a student that was to get 10 hours of sleep a night?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
As the age of the car increases, its value decreases. Which scatterplot represents this relationship?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Looking at the graph, what is the correlation between the x and y variables?
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