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A researcher wishes to estimate the proportion of all adults who own a cell phone. He takes a random sample of 2,000 adults; 1,650 of

A researcher wishes to estimate the proportion of all adults who own a cell phone. He takes a random sample of 2,000 adults; 1,650 of them own a cell phone. The population of interest to the researcher is:

a. none of these

b. the 1650 adults who own a cell phone

c. all adults who own a cell phone

d. the total 2000 adults surveyed

e. all adults

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