| 1 |
Sum of the deviations of the variable x from its mean is alwyas.... |
- A. Zero
- B. One
- C. Same
- D. Negative
|
| 2 |
Mean is affected by change in: |
- A. Value
- B. Ratio
- C. Origin
|
| 3 |
The spread or scatierness of observations in a data set is called. |
- A. Average
- B. Dispersion
- C. Central tendency
- D. Quartile
|
| 4 |
Arithmetic means is a measure that determines a value of the variable under study by dividing the sum of all values of the variable by their... |
- A. Number
- B. Group
- C. Denominator
- D. Numerator
|
| 5 |
The difference between upper limit of two consecutive classes is a frequency table is called: |
- A. Class limit
- B. Class interval
- C. Class mark
- D. All of these
|
| 6 |
The mode in the data 1,3,5,3,7,9 |
|
| 7 |
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
|
| 8 |
The nth root of product of 'n' number of values is called: |
- A. Arithematic mean
- B. Geometric mean
- C. Harmonic mean
- D. Standard deriviation
|
| 9 |
A part of the circumference of a circle is called a/an : |
- A. angel
- B. are
- C. circumference
- D. radian
|
| 10 |
Formula <i>l</i>=rθ is true only when θ is in: |
- A. degree
- B. radian
- C. revolution
- D. minute
|
