Mathematics

Leland Mathews

Today, 21:06

Selma wants to know if seventh grade students prefer to do their math homework in silence or with background music. She polled the 30 students in her music class. Ten students preferred to do their math homework in silence, and twenty students preferred to do their math homework with background music.

Identify the sample size in the situation above.

A.

30

B.

10

C.

20

D.

There is not enough information.

+2

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