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

Question

Quizplus · Accepted Answer

I. The population of interest indeed includes all the people who read Natural Health magazine, as the survey aims to understand the behaviors of the entire readership. II. "64%" is a statistic derived from the sample, not a parameter. Parameters describe entire populations, while statistics describe samples. III. Assuming the sample is random and representative, the sampling design should indeed provide a reasonably accurate estimate of the percentage of all subscribers who use supplements.

Hoping to Get Information That Would Allow Them to Negotiate