QUESTION 5 Xona, a photocopy company plans to estimate the mean of visitors to its shop. There was a previous study that showed that the standard deviation is 60. with confidence level 95 percent and allowable error of 8 Based on that, the required sample size to estimate the population mean is equal to?

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QUESTION 5
Xona, a photocopy company plans to estimate the mean of visitors to its shop. There was a previous study that showed that the standard deviation is 60.
with confidence level 95 percent and allowable error of 8
Based on that, the required sample size to estimate the population mean is equal to?
Transcribed Image Text:QUESTION 5 Xona, a photocopy company plans to estimate the mean of visitors to its shop. There was a previous study that showed that the standard deviation is 60. with confidence level 95 percent and allowable error of 8 Based on that, the required sample size to estimate the population mean is equal to?
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