A telephone exchange operator assumes that 8% of the phone calls are wrong numbers.

If the operator is correct, what is the probability that the proportion of wrong numbers in a sample of 494 phone calls would differ from the population proportion by more than 3%? Round your answer to four decimal places.

Question

06-11-2022
Mathematics

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A telephone exchange operator assumes that 8% of the phone calls are wrong numbers.

If the operator is correct, what is the probability that the proportion of wrong numbers in a sample of 494 phone calls would differ from the population proportion by more than 3%? Round your answer to four decimal places.

Sagot :

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