Furnco sells secretarial chairs. Annual demand is normally distributed, with mean of 1,040 chairs and standard deviation of 50.99 chairs. Furnco orders its chairs from its flagship store. It costs $100 to place an order, and the lead time is two weeks. Furnco estimates that each stockout causes a loss of $50 in future goodwill. Furnco pays $60 for each chair and sells it for $100. The annual cost of holding a chair in inventory is 30% of its purchase cost. Assuming that all excess demand is backlogged, determine 7. (Q, R) policy that should be applied to achieve 99% Type 1 service level 8. approximate (Q, R) policy that should be applied to achieve 99% Type 2 service level 9. imputed shortage cost for 99% Type 2 service level calculated in question 8 10. optimal (Q, R) policy that should be applied to achieve 99% Type 2 service level