Suppose that X and Y are conditionally independent, given Z, and X and Z are marginally independent.

Question:

a. Show that X is jointly independent of Y and Z.

b. Show X and Y are marginally independent.

c. Show that if X and Z are conditionally (rather than marginally) independent, then X and Y are still marginally independent.

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Categorical Data Analysis

ISBN: 9780471360933

2nd Edition

Authors: Alan Agresti

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Question Posted: Feb 14, 2020 06:25 AM

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Suppose that X and Y are conditionally independent, given Z, and X and Z are marginally independent.

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Solution a Show that X is conditionally independent of Y given Z by considering the case where Z equ...View the full answer

Categorical Data Analysis

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