Let U1, . . . , Un be a random sample from the Unif(0,1) distribution. (a) Find the distribution of Y1 = −2 log U1 .(b) Show that the distribution Y = −2 ∑ni=1 log Ui is χv2 for some value of ν. (c) What is the value of ν in part (b)?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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  1. Let U1, . . . , Un be a random sample from the Unif(0,1) distribution.

    (a) Find the distribution of Y1 = −2 log U1 .
    (b) Show that the distribution Y = −2 ∑ni=1 log Ui is χv2 for some value of ν.

    (c) What is the value of ν in part (b)?

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