If X follows a binomial distribution with parameters n = 10 and p. If 4P(X = 6) = P(X = 4), then p = ______
- ✓`1/3`
- B`1/6`
- C`1/4`
- D`1/2`
Answer: A.
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Answer: A.
View full solution →f(x) = `x^3/16,` 0 ≤ x ≤ 1
= 0, otherwise
Then, the value of P(0.2 ≤ X ≤ 0.3) is
Answer: A.
View full solution →| X | 0 | 1 | 2 | 3 |
| P(X) | 2a | a | 4a | 3a |
Then, the variance of X is ______
Answer: A.
View full solution →Answer: A.
View full solution →Answer: A.
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