A consumer research group is interested in how older drives view hybrid cars. Sp

Question

A consumer research group is interested in how older drives view hybrid cars. Specifically, they wish to assess the percentage of drivers in the U.S. 50 years of age or older who intend to purchase a hybrid in the next two years. They selected a systematic sample from a list of AARP members. Based on this sample, they estimated the percentage to be 17% which of the following statments about this study is true?

I. 17% of all U.S. drivers 50 years of age or older intend to purchase a hybrid in the next two years.

II. 17% is a parameter

III. 17% is a statistic

A. III only

B. II only

C. I only

D. I and III

E. I and II

Explanation / Answer

I. 17% of all U.S. drivers 50 years of age or older intend to purchase a hybrid in the next two years.

II. 17% is a parameter

These two are true.

OPtion E (I and II)

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