| 1 |
If the population is finite, the standard error of mean is given by: |
- A. σ/√n
- B. σ/√n √N - n/ N-1
- C. σ/√n √N -1/N-n
- D. σ/√ √1 - n /N
|
| 2 |
Probability distribution of a statistic is called: |
- A. Sampling
- B. Parameter
- C. Data
- D. Sampling distribution
|
| 3 |
One of the great advantages of sampling is |
- A. waste time
- B. save time
- C. use time
- D. need time
|
| 4 |
In a systematic sampling every ------------ unit is selected |
- A. 1<sup>st</sup>
- B. last
- C. xth
- D. normal
|
| 5 |
A numerical characteristic calculated from sample is called: |
- A. Sample unit
- B. Sample design
- C. Statistic
- D. Parameter
|
| 6 |
A sample is usually selected by_______. |
- A. With
- B. Without
- C. Finite
- D. Infinite
|
| 7 |
Random sampling provides reliable ------------------- |
- A. values
- B. attributes
- C. variables
- D. estimates
|
| 8 |
The difference of the true value of population parameter and corresponding value of sample statistic is called |
- A. non-sampling error
- B. sampling error
- C. random error
- D. none of these
|
| 9 |
A descriptive measure of a population is called |
- A. sample
- B. statistic
- C. parameter
- D. erro
|
| 10 |
Non probability form of sampling is |
- A. quota sampling
- B. sampling with replacement
- C. sampling without replacement
- D. none of these
|
