Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75
B. $2.00
C. -$3.00
D. $3.00
Answer: A
You might also like to view...
Provide an appropriate response.What is the difference between an expression and an equation?
What will be an ideal response?
Solve the problem.What will it cost to buy ceiling molding to go around a rectangular room with length 19 ft and width 12 ft? The molding costs $2.72 per linear foot.
A. $103.36 B. $84.32 C. $168.64 D. $65.28
Solve the problem.The length ? of a metal rod used in manufacturing cars must not differ from the standard s by more than 0.3 inches. The manufacturing engineers express this as 
Find the limits of ? if the standard s is 20.3.
A. 20.6 ? ? ? 20.9 B. ? ? 20 or ? ? 20.6 C. 20 ? ? ? 20.6 D. ? ? 20.6 or ? ? 20.9
Provide an appropriate response.A small town has two competing grocery stores, store R and store C. Each week each store decides to advertise its specials using either a newspaper advertisement or a mailing. The following payoff matrix indicates the percentage of market gain or loss for each choice of action by store R and store C. C 
R 
Use linear programming and a geometric approach to find optimal strategies P* and Q* for store R and store C and the value v of the game.
A. P* = 
; Q* = 
; v = 
B. P* = 
; Q* = 
; v = 
C. P* = 
; Q* = 
; v = 
D. P* = 
; Q* = 
; v = 