During a recent peak period for house prices, the average selling price of homes in a region of Manitoba was $191300. A real estate agency wants to know how much the prices have fallen since then. It collects a sample of 1231 homes in the region and finds the average asking price to be $178613.5 with a standard deviation of $92701.56. You have been retained by the real estate agency to report on the current situation. a complete hypothesis test. Take = 0 . 05