| 1 |
Mean of a variable with similar observations say constant k is............ |
- A. Negative
- B. K- itself
- C. zero
- D. one
|
| 2 |
The standard deviation is 6 then its variance is........... |
- A. <p class="MsoNormal"><span style="line-height: 107%;">√6<!--[endif]--></span><!--[endif]--><span style="font-size:18.0pt;
line-height:107%;font-family:"Times New Roman",serif;mso-ascii-theme-font:major-bidi;
mso-hansi-theme-font:major-bidi;mso-bidi-theme-font:major-bidi"><o:p></o:p></span></p>
- B. 36
- C. 3
- D. 6
|
| 3 |
On the basic of types of variable of data, the types of frequency distribution are. |
|
| 4 |
The n<sup>th</sup> positive root of the product of the x<sub>1</sub>,x<sub>2</sub>,x<sub>3</sub>..................x<sub>n</sub> observations is called: |
- A. Mode
- B. Mean
- C. Geometric mean
|
| 5 |
The extent of variation between two extreme observations in a data is called. |
- A. Average
- B. Range
- C. Quartiles
- D. None of these
|
| 6 |
In a cumulative frequency Polygon frequencies are plotted against: |
- A. Mid points
- B. Upper class boundries
- C. Class limits
|
| 7 |
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
|
| 8 |
In a set of observation. 5,5,7,9,9,9,9,11,11,11,11,12,12 the mode is: |
- A. 9
- B. 11
- C. Both 9 and 11
- D. None of these
|
| 9 |
The nth positive root of the product of the x<sub>1</sub>,x<sub>2</sub>,x<sub>3</sub>,..............x<sub>11</sub> observation is called. |
- A. Mode
- B. Mean
- C. Geometric mean
- D. Median
|
| 10 |
In a set of data 63,65,66,67,69, median is: |
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