Let Z Be a Normal Random Variable with Mean $\mu$ )0 and Standard Deviation

question 66

Multiple Choice

Let z be a normal random variable with mean ( $\mu$ ) 0 and standard deviation ( $\sigma$ ) of 1.What is P(1.3 < z < 2.3) ?

• A)0.4032
• B)0.9032
• C)0.4893
• D)0.0861
• E)0.0086

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