| 1 |
When all the commodities are not of equal importance, the index numbers are called. |
- A. Simple
- B. Weighted
- C. Value
- D. Un weighted
|
| 2 |
The man of 10 observations is 10. All obvervations are increased by 10%. The mean of the increased observations shall be. |
|
| 3 |
Which average cannot be computed if any value is less than zero. |
- A. G.M
- B. Median
- C. Mode
- D. A.M
|
| 4 |
Random numbers can be generated |
- A. Manually
- B. Mechanically
- C. Botha a and b
- D. None of these
|
| 5 |
If the random variable x denotes the number of heads when three distinct coins are tossed, the x assumes values |
- A. 0, 1, 2, 3
- B. 1, 3, 3, 1
- C. 1, 2, 3
- D. None of these
|
| 6 |
The probability of drawing a king of spade from a pack of 52 cards is. |
- A. 1/4
- B. 1/13
- C. 1/26
- D. 1/52
|
| 7 |
A student soved 25 questions from first 50 questios of a book to be solved. The prob, that he will solve the remaining all questions. |
- A. 0.25
- B. 0.51
- C. 1
- D. 0
|
| 8 |
|
- A. y<sub>1</sub> = y<sub>2</sub>
- B. Y<sub>1</sub> > y<sub>2</sub>
- C.
- D. None of these
|
| 9 |
The probability of failure is equal to. |
- A. p
- B. 1 - q
- C. P - 1
- D. 1 - P
|
| 10 |
The value of standard deviation changes by change of. |
- A. Origin
- B. Algebraic sign
- C. Scale
- D. None
|