Q. No.2: In a shooting competition, Mr X can shoot at the bulls eye 4 times out of 5 shots and Mr Y, 5 times out of six and Mr Z, 3 times out of 4 shots. Find the probability that the target will be hit at least twice?

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Q: 2. Consider the probability distribution on the next a) E (:) x = }ECx)

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.