Answer to Question #319730 in Statistics and Probability for Julie

Question #319730

Let z be a normal random variable with a mean of 35 and a standard deviation of 4. Determine (z ≤ 1.4)

Expert's answer

"P(z<1.4)=P(z<\\frac{x-\\mu}{\\sigma})=P(z<\\frac{1.4-35}{4})=P(z<-8.425)=0"

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