Let Y have an exponential density with mean . Show that W = 2Y/ has a x 2 density with v = 2 degrees of

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Let Y have an exponential density with mean β. Show that W = 2Y/β has a x² density with v = 2 degrees of freedom.

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Let Y have an exponential density with mean . Show that W = 2Y/ has a x 2 density with v = 2 degrees of

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