1 |
The probability of success changes from trial to trial, is the property of: |
- A. Binomial experiment
- B. Hypergeometric experiment
- C. Both A and B
- D. None of these
|
2 |
The binomial distribution is symmetrical if |
- A. p = 1/2
- B. P > 1/2
- C. p < 1/3
- D. P <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">≠ </span>q
|
3 |
The binomial distribution has the following parameters. |
- A. p & q
- B. n & q
- C. n, p & q
- D. None of these
|
4 |
The parameters of hypergeometric distribution are:<br> |
- A. n,k & p
- B. n, k & q
- C. n, p & q
- D. n, k & N
|
5 |
Binomial distribution is positively skewed |
- A. P < 1/2
- B. P > 1/2
- C. P = 1/2
- D. P < q < <sup>1</sup>/<sub>2</sub>
|
6 |
The probabilyt density function p (x) cannot exced. |
- A. zero
- B. One
- C. Mean
- D. Infinity
|
7 |
A fair die is rolled three times. The probability of getting three "aces" is |
|
8 |
The mean of binomial distribution is always: |
- A. Equal to variance
- B. Less than variance
- C. Greater then variance
- D. None of the these
|
9 |
Binomial distribution is used when n is |
- A. Large
- B. Small
- C. Negative
- D. Zero
|
10 |
If (E(X) = E than find arithmetic means will be. |
|