helpppp withn home work

oosty

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Nov 7, 2010
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1) a car salesman has a long-term average of selling a car 7% of the potential customers he meets. what is the probability he will sell at least 5 cars in a given week if he meets 80 potential custumers?
2) a baseball player has a batting average of .315. what minimum number of hits can he be 78% certain of getting in his next eight at bats?

please help me with theses and tell me how to get the answer
 
oosty said:
1) a car salesman has a long-term average of selling a car 7% of the potential customers he meets. what is the probability he will sell at least 5 cars in a given week if he meets 80 potential custumers?
2) a baseball player has a batting average of .315. what minimum number of hits can he be 78% certain of getting in his next eight at bats?

please help me with theses and tell me how to get the answer

Please show us your work, indicating exactly where you are stuck - so that we may know where to begin to help you.
 
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