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Consider a survey with a margin of error

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Reference no: EM132263622

Consider a survey with a margin of error of 32?%. If you want to reduce the margin of error to 16 % comma how many people must you conduct the survey? with?

Choose the correct answer below.

A. Four times as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the reciprocal of the square root of the sample size.

B. Four times as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the square root of the sample size.

C. Twice as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the reciprocal of the sample size.

D. Half as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the reciprocal of the sample size.

E. Half as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the sample size.

F. Twice as many? people, because 16?% is one half of 32?% and the margin of error is proportional to the reciprocal of the square of the sample size.

Reference no: EM132263622

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