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> Please Help Maths / Stat Problem, Normal Distribution

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TSLightningFist
post May 19 2013, 04:38 PM, updated 7y ago

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A random variable X is normally distributed with mean -2 and var 25.

Find the expected value of X, given that X is positive.

Hint - First derive the cdf of the random variable Y = (X|X>0).

 

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