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A manufacturer of locks knows that 2 % of his product is defective . If he sells the locks in boxes each with 100 locks and gurantees that not more than 2 locks will be defectiave in a box, then the probability that a box will fail to meet the guranteed quality is

A

`1-5 e^(-2)`

B

`overset(100)underset(k=2)Sigma ""^(100)C_(k) (1/50)^(k)(49/50)^(100-k)`

C

0.02

D

`1-3e^(-2)`

Text Solution

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The correct Answer is:
A
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