Question

3. The Chief Financial Officer (CFO) for Adam Electronics, a nation-wide retail chain weekly profits for the outlets averaged $22,s00. The manager for the store in und a mean of that figure. He obtained profits for the first week in July from 45 stores and found a hme $23,790 with a standard deviation of $12,500. At the 1% level of significance test hypothesis that the population mean is $22,500. Sent a memo to the managers of all retail outlets across the nation stating ting that ka questio e in Tope the 23,740 ご 45

Answer 1