SALE Mrs. Sanchez wants to purchase a camper, which is on sale for 10% of the original price of $85.000. Se same time, the manufacturer is offering a $2500 rebate on all new campes Win the fal price be lower if he iscount
is applied before the rebate or if the rebate is applied before the discount?

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95