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AP® Statistics

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Vocabulary for Given Values

APSTAT-UD3IDD

In order to improve their marketing strategy, the manufacturer of a multi-vitamin for women wants to know the proportion of adult women who take a multi-vitamin daily. They survey a random sample of 520 adult women of which 250 report that they do take a multi-vitamin daily.

Which of the following correctly describes the value obtained from this sample?

A

$0.481$ is a statistic that represents the true proportion of adult women who take a multi-vitamin daily.

B

$0.481$ is a statistic that represents the proportion of adult women in this sample who take a multi-vitamin daily.

C

$0.481$ is a parameter that represents the proportion of adult women in this sample who take a multi-vitamin daily.

D

$0.481$ is a parameter that represents the true proportion of adult women who take a multi-vitamin daily.

E

$250$ is a statistic that represents the true number of adult women in every sample of size $n=520$ who would say that they take a multi-vitamin daily.