| 1 |
A cumulative frequency table is called. |
- A. Frequency distribution
- B. Data
- C. Less then frequency distribution
- D. None of these
|
| 2 |
The spread or scatterness of observations in a data set is called: |
- A. Average
- B. Dispersion
- C. Central tendency
|
| 3 |
In a circle radius 10 what is the length of are intercepted by a central angle of 60°: |
- A. π/3m
- B. 3/10πm
- C. 10π/3m
- D. π/30m
|
| 4 |
The nth root of product of 'n' number of values is called: |
- A. Arithematic mean
- B. Geometric mean
- C. Harmonic mean
- D. Standard deriviation
|
| 5 |
The mode in the data 1,3,5,3,7,9 |
|
| 6 |
If θ lies in 2nd (second) quadrant then sin θ and cosecθ are: |
- A. negative
- B. positive
- C. zero
- D. undefined
|
| 7 |
Sec<sup>2</sup> θ -tan<sup>2</sup>θ =______________. |
- A. sec<sup>2</sup>θ
- B. cos<sup>2</sup>θ
- C. 1
- D. sin<sup>2</sup>θ
|
| 8 |
The number of time a value appears on a set of data is called: |
- A. Frequency
- B. Average
- C. Mode
- D. Median
|
| 9 |
In a set of data 41,43,47,51,57,52 ,59 median is: |
- A. 51
- B. 47
- C. 52
- D. None of these
|
| 10 |
Sum of deviations of the variable X from its mean is always_____________ |
- A. Zero
- B. One
- C. Same
- D. None
|
