A large hat manufacturer, DAVIDS HATS, is concerned that the mean weight of their signature Kentucky Derby hat is not greater than;3.5 pounds. It can be assumed that the population standard deviation is 0.7 pounds based on past experience. A sample of 350 hats;is selected and the sample mean is 3.25 pounds. Using a level of significance of 0.10, is there evidence that the population mean;weight of the hats is greater than 3.5 pounds? Fully explain your answer.
Paper#34098 | Written in 18-Jul-2015Price : $27