| 1 |
The hypergeometric distribution is used when trials are |
- A. Dependent
- B. Independent
- C. Equally likely
- D. Mutually exclusive
|
| 2 |
In hypergometric distribution the trials are. |
- A. Independent
- B. Dependent
- C. Independent and dependent
- D. None of these
|
| 3 |
A binomial random variable is a (an) |
- A. Constinuous random variable
- B. Discrete random variable
- C. Dependent varaible
- D. Independent variable
|
| 4 |
Binomial distribution has parameter |
- A. One
- B. Two
- C. Three
- D. Four
|
| 5 |
The hypergeometric experiment has propeties |
- A. One
- B. Three
- C. Four
- D. Five
|
| 6 |
The percentage of observations lying within the items X + 3S in the normal distribution. |
- A. 68.26%
- B. 95.44%
- C. 70.00%
- D. 99.75%
|
| 7 |
The bionomial probability distribution is symmetrical when |
- A. p = q
- B. p < q
- C. p > q
- D. np > npq
|
| 8 |
For positively skewed binomial distribution |
- A. P = 0
- B. P < 0.5
- C. P > 0.5
- D. P = 0.5
|
| 9 |
If the probability of success p = 0.4 for a parability Beronouli trial, the expression 7!/3!4! (0.4)2 (0.6)2 given the probility of getting. |
- A. Exactly three sucoseeson in seven trials
- B. Exactlyfour successin seven trials
- C. Three or more successes in seven trials
- D. Four or more successes in seven trials.
|
| 10 |
The mean of a binomial distribution depends on. |
- A. Parability of success
- B. Parababilyt of failure
- C. Number of trials
- D. Both a and c
|
