Ace Distributors si trying ot determine if weekly sales of 16 ounce packages of brown sugar have increased. The mean weekly sales per store has been 2,400 packages over the past 6 months. You have obtained a random sample of sales data from 101 stores, and, given the project objectives, you decide that null hypothesis test is that population mean sales are 2,400 versus the alternative that sales have increased using a significance level a = 0.05. The sample mean si 3,593 and standard deviation = 3,919 (i) Frame null and altemative hypotheses (i1) Are sales increasing or not