Imagine two people are playing tennis. The server chooses a side to serve to (forehand or backhand) and the receiver chooses a side to expect a serve. If the server chooses forehand and the receiver expects it, the receiver wins 60% of the time, but if the receiver expects backhand, the receiver only wins 20%. If the server chooses backhand, and the receiver expects backhand, the receiver wins 30%, but if the receiver doesn’t expect it, the receiver only wins 10%.
a. Show the payoff matrix implied by these probabilities.
b. Calculate the probability that the server should use to make the receiver have no benefit from guessing either side.
c. What is the probability of the server winning with this strategy?

In a team environment, a coordinator is? a person with expert knowledge or skills in a particular area the team needs. a good listener who works to resolve social problems among teammates. a leader who team members focus on their tasks. a good networker who likes to explore new ideas and possiblities.

In macroeconomics, to study the aggregate means to study blank

Costco wholesale corporation operates membership warehouses selling food, appliances, consumer electronics, apparel and other household goods at 471 locations across the u.s. as well as in canada, mexico and puerto rico. as of its fiscal year-end 2005, costco had approximately 21.2 million members. selected fiscal-year information from the company's balance sheets follows. ($ millions). selected balance sheet data 2005 2004 merchandise inventories $4,015 $3,644 deferred membership income (liability) 501 454 (a) during fiscal 2005, costco collected $1,120 cash for membership fees. use the financial statement effectstemplate to record the cash collected for membership fees. (b) in 2005, costco recorded $46,347 million in merchandise costs (that is, cost of goods sold). record thistransaction in the financial statement effects template. (c) determine the value of merchandise that costco purchased during fiscal-year 2005. use the financial statementeffects template to record these merchandise purchases. assume all of costco's purchases are on credit.