Scatter Plots and Data

How many students received a score in the 90s?

• 6
• 2
• 91%
• 17

Which has a lower median?

• Florida

• Texas

How many students are between 56 and 59 inches tall?

• 5
• 4
• 10
• 8

50% of the students score higher than 80 in 1st

period and 75% of the students score higher than 80 in 2nd period.

• TRUE

• FALSE

The IQR in 2nd period is greater than the IQR in 1st

period.

• TRUE

• FALSE

Which graph represents a positive nonlinear association between x and y?

• Graph A

• Graph B

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

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

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

• A
• B
• C
• D

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

What is the equation of the line of best fit?

• y= 2x

• y=3x+7