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A poll of low-income moms in a certain country showed that 33 % of stay-at-home

ID: 3370421 • Letter: A

Question

A poll of low-income moms in a certain country showed that 33 % of stay-at-home moms experienced stress, and 38 % of employed moms experienced stress.

Can we conclude, on the basis of these two percentages alone, that in the country, a lesser percentage of stay-at-home moms than of employed moms experienced stress? Explain.

A. Yes. Since a lesser percentage is present in the sample, a lesser percentage of stay-at-home moms than of employed moms must experience stress in the population.

B. No. Although a lesser percentage is present in the sample, the population percentages could be the same, but could not be reversed.

C. No. Since a greater percentage is present in the sample, we cannot conclude that a a lesser percentage of stay-at-home moms experienced stress in the population.

D. No. Although a lesser percentage is present in the sample, the population percentages could be the same or even reversed.

Explanation / Answer

Answer - Yes. Since a lesser percentage is present in the sample, a lesser percentage of stay-at-home moms than of employed moms must experience stress in the population.

Since sample is representation of the population hence it will imply same result.

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