7th Grade Math

Lesson 4C More Statistical Displays 543

B 14. GRAPHIC NOVEL Refer to the graphic novel frame below. What are the two

best types of displays to use for this data? Explain.

We are

preparing a

presentation

of our project.

Refer to the

graphic novel

at the start

of this

chapter.

15. SURVEY A survey asked teens which subject they felt was most difficult.
    Of those who responded, 25 said English, 39 said social studies, 17 said
    English and social studies equally, and 13 said neither subject. Construct
    an appropriate display of the data.


16. HOME RUNS The number of home Home Runs
    10 22 15 11 24 12 8
    21 13 16 22 10 14 21

runs hit by each player of a high

school baseball team is shown in

the table. Construct an appropriate

display of the data so that each

individual value is still represented.

17. LAKES The circle graph shows the



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Volume of the Great Lakes

approximate percent of the total

volume of each Great Lake.

a. Display the data using another

type of display.

b. Write a convincing argument

telling which display is most

appropriate.

18. CUSTOMERS Refer to the situations described below.

Situation A Situation B

the number of customers ages 12–19

compared to all age groups

the number of customers ages 12, 13,

14, 15, and 16 who made a purchase

a. Which situation involves data that is best displayed in a bar graph?

Explain your reasoning.

b. Refer to the situation you selected in part a. Could you display the

data using another type of display? If so, which display? Explain.

534_545_C09_L4_895130.indd 543 1/11/10 9:46 AM