7th Grade Math

Test PracticeT

Lesson 3B Statistical Displays 519

C 17. CHALLENGE The graph shows the results of a survey Favorite Subject

English

Science

Math

Other

about students’ favorite school subjects. About

what percent of those surveyed said that math was

their favorite subject? Explain your reasoning.

18. COLLECT THE DATA Collect some data from your
    classmates that can be represented in a circle
    graph. Then create the circle graph and write one
    statement analyzing the data.


19. E WRITE MATH The table shows the percent Fruit Juice Percent
    Apple 54%
    Grape 48%
    Orange 37%
    Cranberry 15%

of people who like each type of fruit juice. Can

the data be represented in a circle graph? Justify

your answer.

20. The graph shows the types of vehicles
    that crossed a bridge during one month.
    Types of Vehicles

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number of trucks if 480,000 vehicles

cross the bridge each month?

A. 57,600 C. 115,200

B. 72,000 D. 235,200

21. GRIDDED RESPONSE The circle
    graph shows the results of a survey in
    which middle school students were
    asked to name one of their favorite
    pizza toppings. What percent of the
    people surveyed named mushrooms as
    their favorite topping?



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22. FOOD A diner sold the following number of sandwiches during one
    work week: 20, 26, 18, 21, and 27. Construct a box-and-whisker plot of
    the data. (Lesson 2B)


23. AGES The ages of children at a playground were 7, 4, 5, 4, 7, 3, 13, 6, and 8.
    Name any outliers in the data. (Lesson 1D)

513_531_C09_L3_895130.indd 519 1/11/10 9:40 AM