SOLUTION: The National Corp Reporting Service receives the accompanying information from the CIA on Russian wheat harvest. Russian demand for wheat is ~ 210 million metric tons. a) What is

Algebra ->  Probability-and-statistics -> SOLUTION: The National Corp Reporting Service receives the accompanying information from the CIA on Russian wheat harvest. Russian demand for wheat is ~ 210 million metric tons. a) What is      Log On


   

Question 1152483: The National Corp Reporting Service receives the accompanying information from the
CIA on Russian wheat harvest. Russian demand for wheat is ~ 210 million metric tons.
a) What is the probability that the harvest will be adequate?
b) If U. S. exports make up the difference, what is the probability that the U. S. will
have to sell more than 20 million metric tons to the Russians?
Millions of metric tons Probability
< 170 0.05
170-180 0.15
180-190 0.23
190-200 0.31
200-210 0.15
210-220 0.07
>220 0.04
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The probability the harvest is adequate is everything over 210 or 0.11
The probability the US will have to sell more than 20 M tonnes is everything less than 190, or 0.43
I take the 200-210 bracket as meaning this is insufficient, so I do not count it as part of being adequate.