Suppose a randomly chosen individual's verbal score X and quantitative score Y on a nationally administered aptitude

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Suppose a randomly chosen individual's verbal score X and quantitative score Y on a nationally administered aptitude examination have a joint pdf

You are asked to provide a prediction t of the individual's total score X + Y. The error of prediction is the mean squared error E[(X + Y - t)2]. What value of t minimizes the error of prediction?

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Probability And Statistics For Engineering And The Sciences

ISBN: 9781305251809

9th Edition

Authors: Jay L. Devore

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Question Posted: Jan 27, 2017 11:08 AM

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Suppose a randomly chosen individual's verbal score X and quantitative score Y on a nationally administered aptitude

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f(x, y)- otherwise

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To find the minimizing value of t take the deriva...View the full answer

Probability And Statistics For Engineering And The Sciences

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