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In a recent poll of 200households, it was found that 152 had at least one computer and one television. A95% confidence interval to estimate the

In a recent poll of 200households, it was found that 152 had at least one computer and one television. A95% confidence interval to estimate the population proportion was calculated to be 0.701 to 0.819. What sample size would be needed to change the margin of error to0.030?

A.

534

B.

779

C.

1068

D.

390

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