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Kindly solve below on probability and statistics Let X be a continous random variable with Probability density function -, if 02 x 2 2 .

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Kindly solve below on probability and statistics

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Let X be a continous random variable with Probability density function -, if 02 x 2 2 . 8 of ( x ) = if 2 2 2 24, 6- 2 :5 4 x26. 8 otherwise ( a ) Find the value for k ( b) find the mean and the variance for X

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