Question

A blind folded marksman finds that on average, he hits the target 4 times out of 5. If he fires 4 shots.
Find the variance
What it the probability of more than two hits?
What is the probability of missing at least three times?

Answer 1

Answer:

nnvnvmjdukckxlglhdkutldhkdhtsgjshfsjfyiwflfkxjxjl