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The lower limit of 99% confidence interval for the population proportion p, given a sample size...

The lower limit of 99% confidence interval for the population proportion p, given a sample size of 350 and sample pproportion of 20% is equal to

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Math   Statistics-And-Probability   
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Answer #1

Refer Standard normal table/Z-table or use excel function "=NORM.S.INV((1-0.005))" to find the Z-value.

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