please answer! thanks!

Marianne Schwartz, the owner of Handy Man Rentals, rents carpet cleapers to contractors and walk-in customers, She is interested in artiving at a forecast of rentais so that she can order the correct quantities of supplies that go with the cleaners. Data for the last 10 woeks are shown here. a. Prepare a forecast for weeks 6 through 10 by using a 4.week moving averape. (Enfer your responses rounded to two decimal places) What is the forecast for week 11 ? rentals. (Enter your response rounded to two decimal places) b. The moan nbsolute deviation as of the end of week 10 is rentals. (Enter your response rounded to two docimal places