| 1 |
In symmetrical distribution if Q1 = 4, Q3 = 12 then median is. |
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| 2 |
If the value of a variable are -2, -3, -5, -10 then range is. |
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| 3 |
Mean deviationis always. |
- A. More than S.D.
- B. Equal to S.D.
- C. Less than S.D.
- D. None of these
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| 4 |
If Mean = 25 and S<sup>2</sup> =25 the C.V is |
- A. 100%
- B. 25%
- C. 20%
- D. None of these
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| 5 |
Teh range of the value -2, -4, -6 and -8 is. |
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| 6 |
In a symmetrical distribution, the coefficient of skewness will always be. |
- A. Negative
- B. zero
- C. 1
- D. -1
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| 7 |
The value of standard deviation changes by change of. |
- A. Origin
- B. Algebraic sign
- C. Scale
- D. None
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| 8 |
The sum of the squares of deviations is the least when measured from. |
- A. A.M
- B. Median
- C. Mode
- D. Both A and B
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| 9 |
Fist moment about origin in is always equal |
- A. Mean
- B. Variance
- C. Zero
- D. 1(One)
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| 10 |
The mean deviation can never be |
- A. Positive
- B. Negative
- C. Zero
- D. None of these
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