Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?

A. $300,000
B. $360,000
C. $60,000
D. $218,400


Answer: D

Mathematics

You might also like to view...

Write the decimal as a fraction in lowest terms.0.018

A.
B.
C.
D.

Mathematics

Find the domain of the function.f(x) = 2x + 3

A. (0, ?) B. (-3, ?) C. (-?, 0) ? (0, ?) D. (-?, ?)

Mathematics

Simplify. Assume that no denominator is zero.(-3p3q3r3)3

A. (-3)3p9q9r9  B. (-3)3p6q6r6 C. (-3)9p9q9r9  D. -9p6q6r6 

Mathematics

Find the probability of the event.Give the probability that the roll of a die will show a number less than 4.

A.  
B.
C.  
D.

Mathematics