What sample size would be necessary at a confidence level


A bank manager would like to estimate the mean deposit by a customer into a savings account to within $500. If the deposits into savings accounts are considered to be normally distributed with a standard deviation of $1,250, what sample size would be necessary at a 90% confidence level to determine the same?

Request for Solution File

Ask an Expert for Answer!!
Basic Statistics: What sample size would be necessary at a confidence level
Reference No:- TGS0103842

Expected delivery within 24 Hours