Question

A blindfolded marksman finds that on an average, he hits the target 7 times out of 10. If he fires 9 shots, what is the probability of

1. more than 2 hits

Ans:           ______________________

2. at least 5 misses

Ans:           ______________________

3. exactly 5 misses

Ans:           ______________________

Answer 1

This is a binomial distribution question with
n = 9
p = 0.7
q = 1 - p = 0.3
where







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