According to Investment Digest, the arithmetic mean of the anual return for common stocks over an 85-year period was 9.5%, but the value of the variance was not mentioned. We do know that 20% of the annual returns were below 8%. Assume that this distribution is nomal. 70% of the annual returns will be higher than what value?

You are the new chief information officer for the video-game developer, necturus games. the company has recently undergone a major expansion of its primary product, and you must staff up the is department and determine the best way to develop new game "capsules" for the game, "escape velocity."

)a business incurs the following costs per unit: labor $125/unit, materials $45/unit, and rent $250,000/month. if the firm produces 1,000,000 units a month, calculate the following: a. total variable costs b. total fixed costs c. total costs

Which of the following best explains why large companies pay less for goods from wholesalers? a. large companies are able to pay for the goods they purchase in cash. b. large companies are able to increase the efficiency of wholesale production. c. large companies can buy all or most of a wholesaler's stock. d. large companies have better-paid employees who are better negotiators.