| 1 |
In a symmetrical distribution, mean , median and mode are always. |
- A. Different
- B. Zero
- C. Identical
- D. Negative
|
| 2 |
If any value in the data is zero, then it is not possible to have. |
- A. H.M
- B. A.M
- C. G.M
- D. Median
|
| 3 |
The measures of central tendency listed below are. |
- A. the mean
- B. The range
- C. Standard deviation
- D. The variance
|
| 4 |
For the given data 2,4,8,7,-9 , G.M. will be. |
- A. Undefined
- B. Zero
- C. Negative
- D. Positive
|
| 5 |
The elimination of extreme scores at the top of the set has the effect of. |
- A. Raising the mean
- B. Lowering the mean
- C. No effect
- D. None of above
|
| 6 |
The mean of a constant 'a' is. |
- A. a/2
- B. a2
- C. 0
- D. None of above
|
| 7 |
The sum of deviation in zero when deviations are taken from |
- A. Median
- B. Mode
- C. Mean
- D. Geometric mean
|
| 8 |
The sun of deviation of observation is zero, when deviations are taken from. |
- A. Mode
- B. Median
- C. Mean
- D. None of above
|
| 9 |
The mode of the letters in the word STATISTICS is. |
- A. l
- B. S
- C. S and T
- D. T
|
| 10 |
The sum of the deviations is zero when the deviations are taken from |
- A. Mean
- B. Median
- C. Mode
- D. Weighted mean
|