SOLUTION: X is a normally normally distributed variable with mean &#956; = 30 and standard deviation &#963; = 4. Determine P[30 < x, 35] to 4 decimal places.

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Question 979356: X is a normally normally distributed variable with mean μ = 30 and standard deviation σ = 4.
Determine P[30 < x, 35] to 4 decimal places.

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Find the z scores.


and their corresponding probabilities,


So,



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