Linear Models and Tables Review

What are the coordinates of the outlier?

• (1,9)

• (9,1)

• (2,2)

• y=x

What is the equation of the line of best fit?

• y= 2x

• y=3x+7

• positive trend
• negative trend
• no trend

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%

• 14%

• 13%

• 29%

What percentage of the days that it rained, did they forecast no rain?

• About 20%

• About 18%

• About 14%

• About 12%

What is the total number of students speaking different languages?

• 20

• 25

• 50

• 100

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 6 absences should get approximately what score on the final exam?

• 85

• 92

• 70

• 76

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

• There is a negative relationship between height and weight

• There is a positive relationship between height and weight

• There is a constant relationship between height and weight

• There is no relationship between height and weight