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...
Solve the problem.A manufacturer's cost is given by 
dollars, where C is the cost and n is the number of parts produced. Find the cost when 216 parts are produced.
A. $2600 B. $6080 C. $1400 D. $67
Mathematics
Solve the initial value problem for y as a function of x.
= x, x > 2, y(4) = 0
A. y = 
- 
B. y = 
C. y = 
- 2
D. y = 
Mathematics
Calculate the arc length of the indicated portion of the curve r(t).r(t) = (9 - 2t)i + (5 + 9t)j + (6t - 9)k, -3 ? t ? 5
A. 242 B. 22 C. 88 D. 968
Mathematics
Solve the equation for y.x - 5y = 4
A. y = x - 
B. y = 5x - 4
C. y = 
x - 
D. y = 
x - 4
Mathematics