Question
Consider the discrete random variable XX given in the table below. Calculate the mean, variance, and standard deviation of XX. XX 2 3 5 9
Consider the discrete random variable XX given in the table below. Calculate the mean, variance, and standard deviation of XX.
XX | 2 | 3 | 5 | 9 | 10 | 14 | 19 |
|---|---|---|---|---|---|---|---|
| P(XX) | 0.07 | 0.11 | 0.11 | 0.13 | 0.42 | 0.08 | 0.08 |
= 22 = = What is the expected value of XX? (All answers should be rounded to one more decimal place than the raw data.) (Round to one decimal place.)
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Trigonometry A Unit Circle Approach (Subscription)
Authors: Michael Sullivan
9th Edition
032183075X, 9780321830753
