Stem & Leaf and Scatter Plots

What type of correlation does this graph have?

• Negative

• No Correlation

• Positive

What type of correlation does this graph have?

• positive

• negative

• 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 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

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours

• 35 hours

• 45 hours

• 15 hours

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

While doing a project for P. E. class, Ling researched the number of athletes competing in an international sporting event.

How many countries have exactly 32 athletes?

• 4

• 3

• 6

• 1

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

A Technical Assistance Manager monitored his customers' wait times.

What is the shortest wait time?

• 30 minutes

• 48 minutes

• 31 minutes

• 71 minutes