Univariate & Bivariate Data

The number of hours spent watching TV is...

• categorical

• numerical

The table shows the distances traveled by people who travel to work by carpooling. Which data display is most appropriate for representing the data?

• Histogram

• Circle Graph

• Stem-and-Leaf Plot

• Box Plot

How many people reported watching less than 5 hours of TV per day?

• 4

• 13

• 9

• 11

The table shows the average circumference of trees based on population density of the region they grow in. Classify the data.

• univariate & categorical

• univariate & numerical

• bivariate & categorical

• bivariate & numerical

The segmented bar graph shows the composition of student-athletes. Classify the data.

• univariate & categorical

• univariate & numerical

• bivariate & categorical

• bivariate & numerical

The segmented bar graph shows the composition of student-athletes. Which team has the greatest percentage of underclassmen?

• baseball

• volleyball

• softball

• football

A survey of 3,000 people includes each participant's age and favorite restaurant. Which data display is used to compare the conditional relative frequencies of favorite restaurant based on age?

• Two-way frequency table

• Scatter plot

• Histogram

• Line graph

Which conclusions can be drawn based on the box plot? Select all that apply.

• The lowest score was a 30

• 25% of students scored above a 70

• 25% of students scored between 30 and 70

• Half the class scored less than a 63

How many students brought lunch and did not have a sandwich?

• 40

• 14

• 98

• 54

What is the relative frequency of buying lunch?

• 80.7%

• 22.6%

• 19.3%

• 45.7%