Assignment Consider the Bayes network below, defined over four Boolean variables X1 X2 X3 X4 • How many parameters are needed to define P(X1,X2, X3, X4) for this Bayes Net? • Give the formula that calculates P(X1 = 1, X2 = 0, X3 = 1, X4 = 0) using only the Bayes net parameters. Use notation like P(X1 = 0|X2 = 1, X4 = 0) to refer to each Bayes net parameter you use in your formula. • Give the formula that calculates P(X1=1,X4= 0) using only the Bayes net parameters. • Give the formula that calculates P(X2 = 1|X3 = 0) using only the Bayes net parameters.

Computer Networking: A Top-Down Approach (7th Edition)
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Consider the Bayes network below, defined over four Boolean variables
X1
X2
X3
Х4
• How many parameters are needed to define P(X1, X2, X3, X4) for this Bayes Net?
• Give the formula that calculates P(X1 = 1, X2 = 0, X3 = 1, X4 = 0) using only the Bayes net
parameters. Use notation like P(X1= 0|X2 = 1, X4 = 0) to refer to each Bayes net parameter
you use in your formula.
• Give the formula that calculates P(X1=1,X4=0) using only the Bayes net parameters.
• Give the formula that calculates P(X2=1|X3 = 0) using only the Bayes net parameters.
Transcribed Image Text:Assignment Consider the Bayes network below, defined over four Boolean variables X1 X2 X3 Х4 • How many parameters are needed to define P(X1, X2, X3, X4) for this Bayes Net? • Give the formula that calculates P(X1 = 1, X2 = 0, X3 = 1, X4 = 0) using only the Bayes net parameters. Use notation like P(X1= 0|X2 = 1, X4 = 0) to refer to each Bayes net parameter you use in your formula. • Give the formula that calculates P(X1=1,X4=0) using only the Bayes net parameters. • Give the formula that calculates P(X2=1|X3 = 0) using only the Bayes net parameters.
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