SOLUTION: If a baseball player has a batting average of 0.265, what is the probability that the player will get the following number of hits in the next four times at bat? A- exactly 2 hi

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Question 1171139: If a baseball player has a batting average of 0.265, what is the probability that the player will get the following number of hits in the next four times at bat?
A- exactly 2 hits=
B- at least 2 hits=
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
exactly is 4C2 (6 ways it can happen)*0.265^2*0.735^2=0.2276
also 2ndVARS binompdf(4,0.265,2)ENTER
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at least 2 means 2,3,4 or 1-0,1
0 is .735^4=0.2918
1 is 4*0.735^3*0.265=0.4209
1- those is 0.2873.
Calculator 1-binompdf(4,0.265,1)ENTER