The probability distribution of a random variable X is as shown in the table: x 1 2
Question:
The probability distribution of a random variable X is as shown in the table: x 1 2 3 45 P(X-x) 0.1 0.3 0.2 0.1 Find
(a) the value of y,
(b) E(X).
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Related Book For
A Concise Course In Advanced Level Statistics With Worked Examples
ISBN: 9780748754755
4th Edition
Authors: J. Crawshaw, J. Chambers
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