Determine the minimum sample size required when you want to be 98% confident that the sample mean is within two
Determine the minimum sample size required when you want to be 98% confident that the sample mean is within two
units of the population mean. Assume a standard deviation of 5.75 in a normally distributed population.
44
43
23
45
Determine the minimum sample size required when you want to be 80% confident that the sample mean is within 1.3 units of the population mean. Assume a standard deviation of 9.24 in a normally distributed population.
194
84
195
83