| 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 |
N-K is classified as |
- A. Success
- B. Failures
- C. Parameters
- D. Range
|
| 3 |
If C is a non -random variabe than E (C) is. |
|
| 4 |
An expected value of a random variable is equal to its. |
- A. Variance
- B. B.D.
- C. Mean
- D. Co - Variance
|
| 5 |
If x is a continuous random vriable, then the function f (x) is. |
- A. A probability function
- B. A probability denaity function
- C. A density function
- D. Both b and c
|
| 6 |
For a binomial probability distribution:<div>n = 10 & the probability of failure (q =0.6), then mean of the distribution is .</div> |
|
| 7 |
Random numbers can be generated |
- A. Manually
- B. Mechanically
- C. Botha a and b
- D. None of these
|
| 8 |
If in binomial distribution, μ = 6, p = 3/5, the number of trial are: |
- A. 18
- B. 30
- C. 10
- D. None of these
|
| 9 |
Mean, Median and mode of binomial distribution can be equal if |
- A.
- B. P < q < 1/2
- C. P > q < 1/2
- 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
|
| 10 |
A fair coin is tossed four times the probability of getting four heads is |
- A. 1/4
- B. 1/2
- C. 4/6
- D. 1
|
