Find the expected value.Bob and Fred play the following game. Bob rolls a single die. If an even number results, Bob must pay Fred the number of dollars indicated by the number rolled. On the other hand, if an odd number is rolled, Fred must pay Bob the number of dollars indicated by the number rolled. Find Bob's expected winnings.

A. -$0.25
B. $0
C. -$0.50
D. -$0.40


Answer: C

Mathematics

You might also like to view...

For the given rectangular equation, write an equivalent polar equation.x2 = 13y

A. r2 = 13 tan ? sec ? B. r2 = 13 cot ? csc ? C. r = 13 cot ? csc ? D. r = 13 tan ? sec ?

Mathematics

Solve the problem.Find the gasoline price index for a year in which the cost of gasoline was $1.87 per gallon. Use the 1965 price as the reference value. In 1965, the cost of gasoline was 31.2 cents per gallon.

A. 599.4 B. 16.7 C. 155.8 D. 6

Mathematics

Find the future value of the ordinary annuity rounded to the nearest cent.

A. $248,263.20 B. $60,435.63 C. $237,504.09 D. $728,266.65

Mathematics

Using the horizontal-line test, determine whether the function is one-to-one.

A. one-to-one B. not one-to-one

Mathematics