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ANDREW REED

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- 1. Multiple Choice20 seconds1 ptWhat type of association does this graph have?positivenegativenoneall of the above
- 2. Multiple Choice20 seconds1 ptAs x increases, y increasescorrelation coefficientcausationpositive correlationnegative correlation
- 3. Multiple Choice30 seconds1 ptWhat is the correlation?Negative correlationNo correlationPositive correlationAll of the above
- 4. Multiple Choice45 seconds1 ptAs the age of the car increases, its value decreases. Which scatterplot represents this relationship?ABCD
- 5. Multiple Choice1 minute1 ptWhich of the following could be a possible line of best fit for the data?y = -5/2x + 20y = -x + 19y = x + 20y = 2/3x + 15
- 6. Multiple Choice5 minutes1 pt
What is the age of the tree that is 8 feet tall?

6 Years

7 Years

8 Years

9 Years

- 7. Multiple Choice5 minutes1 pt
How many trees are 3 years old?

1

2

0

3

- 8. Multiple Choice15 minutes1 pt
Which relationship could be represented by this scatter plot?

As the number of muffins in a box increases, the price increases.

As the speed of a car increases, the distance the car travels increases.

As the population of a city increases, the number of schools in the

city increases.

As the number of daylight hours increases, the number of night hours decreases.

- 9. Multiple Choice2 minutes1 ptWhich equation best represents the data?A. y= -3/5x + 2B y = 5/3x -2C y = -3/5x - 2D y= 5/3x + 2
- 10. Multiple Choice30 seconds1 ptWhich equation best represents the data?A y = 2x + 2B y= 1/2x - 2C y = -2x + 2D y = -1/2x + 2
- 11. Multiple Choice3 minutes1 ptAbout how many male math teachers were there in 2006?15303545
- 12. Multiple Choice5 minutes1 pt
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

- 13. Multiple Choice5 minutes1 pt
Describe the correlation in the graph shown.

Strong Negative

Strong Positive

Weak Negative

Weak Positive

- 14. Multiple Choice5 minutes1 ptThe 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 + 170y = 25x + 170y = -(5/8) x + 170y = (5/8) x + 170
- 15. Multiple Choice5 minutes1 ptThe 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 + 375y = (1/3) x + 475y = (5/3) x + 475y = (1/3) x + 375
- Answer choicesTagsAnswer choicesTags
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