Stem and Leaf Plots and Scatter Plots

What type of Data Display is this?

• Stem & Leaf Plot

• Histogram

• Line Plot

• Bar Graph

Stem and leaf plots are a good data display because...

• They break down large numbers into groupings

• They show the correlation of a data set (positive or negative)

____________ plots can have a positive or negative correlation.

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

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

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

The employee at the department store counted the number of ties on each tie rack.

How many racks have at least 30 ties but fewer than 40 ties?

• 4

• 2

• 7

• 5

How many dogs weighed exactly 22 pounds?

• 2

• 0

• 1

• 3

What is the largest number of silver beads?

• 80 silver beads

• 88 silver beads

• 86 silver beads

• 83 silver beads

How many bags had exactly 66 butterscotch candies?

• 3

• 1

• 4

• 2