Suppose X Is a Normal Random Variable with Mean 60

question 42

Multiple Choice

Suppose x is a normal random variable with mean 60 and standard deviation 2.A z score was calculated for a number,and the z score is 3.4.What is x?

• A)63.4
• B)56.6
• C)68.6
• D)53.2
• E)66.8

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