Unit 6 Interim Review

• Positive

• Negative

• None

• The more you miss school the higher your grade will be.

• The more days that you are absent the lower your grade will be.

• There is no correlation between days absent and your grade.

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

• A
• B
• C
• D

The number of siblings you have and your weight. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

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

• Graph A
• Graph B
• Graph C
• Graph D

Select the statement that best describes the line.

• The line is the line of best fit.
• The line is NOT a line of best fit because it does not pass through two points.
• The line is NOT a line of best fit because it does not go through the middle of the data set.
• The line is NOT a line of best fit because it does not go through the origin.

Based on the trend in the data, approximately how many free throws would a player be expected to make if he attempted 60 free throws?

• 50

• 35

• 25

• 60

For which scatter plot would the line of best fit be represented by the equation y = ½x + 2?

• Graph A
• Graph B
• Graph C
• Graph D