Ch. 9 Practice DA

Describe the relationship for the scatterplot

• Linear and Positive

• Linear and Negative

• Non-Linear

• No Relationship

The scatter plot shows the numbers of sport utility vehicles sold in a city from 2009 to 2014.

In what year were 700 SUVs sold?

• 2014

• 2010

• 2009

• 2011

The scatter plot shows the total earnings (wages and tips) of a food server during one day.

About how much did the server earn for 3 hours of work?

• $45

• $65

• $79

• $85

Describe the relationship shown in the scatter plot.

• positive linear

• negative linear

• non-linear

• no relationship

Identify any outliers.

• Outlier at x = 10

• Outlier at x = 15

• Outlier at x = 30

• There aren't any outliers in this graph.

Identify any gaps.

• gap between x = 10 and x = 15

• gap between x = 35 and x = 40

• gap between x = 15 and x = 25

• There aren't any significant gaps in this graph.

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Identify any clusters.

• Cluster around x = 14

• Cluster around x = 18

• Cluster around x = 24

• There aren't any noteworthy clusters in this graph.

Which scatter plot shows the best line of fit?

• 
• 
• 
• 

Which line of fit is BEST?

• 
• 
• 
• 

Which of the following lines represents the line of best fit for the scatter plot?

• A
• B
• C
• D

Tags

CCSS.8.SP.A.1

CCSS.8.SP.A.2