4-1. A random variable X has a probability density function of the form f (x) = -kex/3...
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4-1. A random variable X has a probability density function of the form f (x) = -ke−x/3 x > 0;
0 elsewhere for a specific constant k. Determine:
(a) the value of k
(b) the cumulative distribution function
(c) P(X ≤ 6)
(d) P(1 ≤ X ≤ 4)
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Related Book For 
Advanced Statistics From An Elementary Point Of View
ISBN: 9780120884940
1st Edition
Authors: Michael J Panik
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