K-company is a distributor that sells high-end outerwear. this coat has a procurement cost of 1000 and a selling price of 2000. The company predicts that the demand for this coat will be normally distributed with a mean of 5000 and a standard deviation of 2000. After the end of the season,the remaining coats are out of fashion, so the product value has declined and they are going to sell all of remaining coats at 500 per product. (1-1) What is the probability that next season's actual demand will be less than the average of the predicted demand?(hint:consider the property of normal distribution ) (1-2)what is the company's overage cost and underage cost and underage cost when determining orders for the next season