We have provided the probability distributions of the random variables considered in Exercises 5.7-5.10 of Section 5.1.
Question:
a. Find the mean of the random variable.
b. Obtain the standard deviation of the random variable by using one of the formulas given in Definition 5.5.
Transcribed Image Text:
P(X=x) | 0.3 0.4 0.3
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