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can you help me with this. Please explain. Let k be a positive real number. For the continuous random variable X having probability ke -kx

can you help me with this. Please explain.

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Let k be a positive real number. For the continuous random variable X having probability ke -kx function f(x) = find the a) expected value of X b) expected value of X? C) variance d) standard deviation e ) moment generating function skewness kurtosis

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