A nutritionist wants to estimate the average daily protein intake of adult women. Assume the standard deviation is 1818 grams. What is the minimum sample size needed to ensure that the sample mean is within 44 grams of the population mean with 99%99\% confidence?

A nutritionist wants to estimate the average daily protein intake...

Confidence Intervals for Population Mean: Videos & Practice Problems

A nutritionist wants to estimate the average daily protein intake of adult women. Assume the standard deviation is 1818 grams. What is the minimum sample size needed to ensure that the sample mean is within 44 grams of the population mean with 99%99\% confidence?

A nutritionist wants to estimate the average daily protein intake of adult women. Assume the standard deviation is $18$ grams. What is the minimum sample size needed to ensure that the sample mean is within $4$ grams of the population mean with $99 percent sign$ confidence?