Question: Basic Computation: Expected Value and Standard Deviation Consider a binomial experiment with n 5 20 trials and p 5 0.40. (a) Find the expected value

Basic Computation: Expected Value and Standard Deviation Consider a binomial experiment with n 5 20 trials and p 5 0.40.

(a) Find the expected value and the standard deviation of the distribution.

(b) Interpretation Would it be unusual to obtain fewer than 3 successes?

Explain. Confi rm your answer by looking at the binomial probability distribution table.

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