Find the Standard Deviation of the Random Variable $0,1,2,3$ , and 4 Defective Computers Are

question 139

Multiple Choice

Find the standard deviation of the random variable.
-The probabilities that a batch of 4 computers will contain $0,1,2,3$ , and 4 defective computers are $0.5997,0.3271,0.0669,0.0061$ , and $0.0002$ , respectively. Round the answer to two decimal places.

• A)\(0.59\)
• B) \(0.65\)
• C) \(0.42\)
• D) \(0.81\)

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