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If n=400 and \hat{p} (p-hat) =0.16, find the margin of error at a 99% confidence level Give your answer to three decimals 

          If n=400 and \hat{p} (p-hat) =0.16, find the margin of error at a 99% confidence level
Give your answer to three decimals
If n=400 and p̂ (p-hat) =0.16, find the margin of error at a 99% confidence level Give your answer to three decimals

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Elementary Statistics a Step by Step Approach
Elementary Statistics a Step by Step Approach
Allan G. Bluman 9th Edition
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If n=400 and p (p-hat) =0.16, find the margin of error at a 99% confidence leve Give your answer to three decimals Submit Question Jump to Answer
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Transcript

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00:01 The sample size n is given as 480 and the sample proportion p hat is given as 0 .64 and the confidence level cl is given as 99%.
00:17 Now we have to find the margin of error moe for the given parameters.
00:24 Now to find the z value for the given confidence level, the excel formula of equal to norm .s .inv for 99 % confidence level, the significance level is 0 .01 divided by 2 is used if now using this excel formula, the z critical value is obtained as 2 .576...
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