A survey of 30 houscholds found that the mean age of a LED TV is 4 years. Assuming that the standard deviation of the po
Posted: Thu Apr 28, 2022 7:44 am
A survey of 30 houscholds found that the mean age of a LED TV is 4 years. Assuming
that the standard deviation of the population is 0.75 year, find the best point estimate of
the population mean with 99% confidence interval of the population mean.
that the standard deviation of the population is 0.75 year, find the best point estimate of
the population mean with 99% confidence interval of the population mean.