Hoping to Get Information That Would Allow Them to Negotiate

Hoping to get information that would allow them to negotiate new rates with their advertisers, Natural Health magazine phoned a random sample of 600 subscribers.64% of
Those polled said they use nutritional supplements.Which is true?
I.The population of interest is the people who read this magazine.
II."64%" is not a statistic; it's the parameter of interest.
III.This sampling design should provide the company with a reasonably accurate estimate of The percentage of all subscribers who use supplements.

A) I only
B) I and II only
C) I and III only
D) II and III only

Correct Answer:

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