Question: Select the true statement. a. As x approaches infinity, the probability distribution function, f(x), approaches 1. b. As x approaches infinity, the cumulative distribution function,

Select the true statement. a. As x approaches infinity, the probability distribution function, f(x), approaches 1. b. As x approaches infinity, the cumulative distribution function, F(x), approaches 0. The area underneath the cumulative distribution function, F(x), is equal to 1. d. The area underneath the probability distribution function, Rex), is equal to 1

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