Teddy Bower is an outdoor clothing and accessories chain that purchases a line of parkas at $10 each from its Asian supplier, TeddySports. Unfortunately, at the time of order placement, demand is still uncertain. Teddy Bower forecasts that its demand is normally distributed with mean of 2,100 and standard deviation of 1,200. Teddy Bower sells these parkas at $22 each. Unsold parkas have little salvage value; Teddy bower simply gives them away to a charity. a) What is the probability that the demand of the parka is greater than 1,800 units? b) What is the probability that the demand of the parka is between 1,800 and 2,500 units? c) How many parkas should Teddy Bower buy from TeddySports to maximize expected profit? d) If Teddy Bower wishes to ensure a 98.5 percent in-stock probability, how many parkas should it order? For parts e and f, assume Teddy Bower orders 3,000 parkas. e) Evaluate Teddy Bower’s expected profit. f) Evaluate Teddy Bower’s stockout probability.