| 1 |
In class (20-29), Midpoint or class mark is................... |
- A. 20.5
- B. 24.5
- C. 29
- D. 49
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| 2 |
The spread of observations in a data set is called. |
- A. Average
- B. Dispersion
- C. Central tendency
- D. Mean
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| 3 |
The spread or scatierness of observations in a data set is called. |
- A. Average
- B. Dispersion
- C. Central tendency
- D. Quartile
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| 4 |
During frequency distribution number of groups should be between........ |
- A. 5 and 10
- B. 10 and 15
- C. 10 and 20
- D. 5 and 15
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| 5 |
The most frequent occurring observation in a data set is called: |
- A. Mode
- B. Median
- C. Harmonic mean
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| 6 |
In a set of data 41,43,47,51,57,52 ,59 median is: |
- A. 51
- B. 47
- C. 52
- D. None of these
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| 7 |
The measures that are used to determine the degree or extent of variation in a data set are called measures of........................... |
- A. Dispersion
- B. Central tendency
- C. Average
- D. Quartile
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| 8 |
A histogram is a set of adjacent......... |
- A. Squares
- B. Rectangles
- C. Circles
- D. Dots
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| 9 |
Mean of a variable with similar observations say constant k is............ |
- A. Negative
- B. K- itself
- C. zero
- D. one
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| 10 |
D° M' S"form of 45.36° is: |
- A. 45° 21" 36'
- B. 45' 21'° 36"
- C. 45° 21' 36''
- D. 45'' 21' 36°
|