Question

# It is expected that during cricket world cup the probability that as serious trouble maker will...

It is expected that during cricket world cup the probability that as serious trouble maker will try to disrupt a cricket match is 6 %. The security officers have a profile of this type of person. What is the probability that at a cricket match they have to profile 15 persons before they find a serious trouble maker?

Select one:

a. 0.9000

b. 0.3953

c. 0.0252

d. 0.9748

Given ,

The probability of finding a serious trouble maker is 0.06.

There fore the probability of finding not finding a serious trouble maker is 0.94.

Each person selected will be independent of each other. So the probability of finding the trouble maker at the 15th person is possible only of the first 14 selected are non trouble makers.

Therefore the probability to profile 15 persons before they find a serious trouble maker =

That is =0.0252.

#### Earn Coins

Coins can be redeemed for fabulous gifts.