| 1 |
The most frequent occurring observation in a set of data is called. |
- A. Mode
- B. Median
- C. Hamonic mean
- D. Mean
|
| 2 |
Rang =................. |
- A. X<sub>m </sub>+ X<sub>o</sub>
- B. X<sub>m-</sub>X<sub>o</sub>
- C. X<sub>m/</sub>X<sub>o</sub>
- D. <sub></sub>X<sub>o/</sub>X<sub>m</sub>
|
| 3 |
In a class of frequency distribution 14 - 18, the 18 is: |
- A. Upper class limit
- B. Lower class limit
- C. Class interval
- D. All of these
|
| 4 |
Mean is affected by change in_______________: |
- A. Place
- B. Scale
- C. Rate
- D. Origen
|
| 5 |
The measure of central tendency which is not affected by extreme values is called: |
- A. Median
- B. Arithmetic mean
- C. Geometric mean
- D. None of these
|
| 6 |
Sum of deviations of the variable X from its mean is always_____________ |
- A. Zero
- B. One
- C. Same
- D. None
|
| 7 |
Harmonic mean for 1,2,5,8,4 is.................... |
- A. 6.08
- B. 5.08
- C. 7.08
- D. 4.08
|
| 8 |
1+ cot<sup>2</sup> θ = __________. |
- A. tan<sup>2</sup>θ
- B. cosec<sup>2</sup>θ
- C. cot<sup>2</sup>
- D. sec<sup>2</sup>θ
|
| 9 |
The most frequent occurring observation in a data set is called: |
- A. Mode
- B. Median
- C. Harmonic mean
|
| 10 |
A cumulative frequency table is also called..................... |
- A. Frequency distribution
- B. Data
- C. Less then cumulative frequency distribution
- D. Histogram
|
