1 |
Quartile Co-efficient of skewness is also called as |
Median co-efficent of skewness
Pearson's 1st co-efficient of skewness
Pearson's 2nd co-efficient of skewness
None of these
|
2 |
For moderately positively skewed distribution the following relation hold |
Mean > median > mode
Mean=median=mode
Mean < median< mode
None of these
|
3 |
50th percentile is also called as |
Mean
Mode
Average
Median
|
4 |
The median divides the data into------------ equal parts |
One
Two
Three
Four
|
5 |
The most frequent value of the data is called |
Median
Mode
Mean
H.M
|
6 |
The mid value of the arrayed data is called |
Median
Mode
Mean
Geometric mean
|
7 |
The sum of square of deviations of the observations from their mean is |
Minimum
Maximum
Zero
None of these
|
8 |
Sample mean is an |
Estimated statistic
Updating statistic
Biased statistic
Unbiased statistic
|
9 |
The estimate of population means is represented by |
μ
<span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">Ψ</span>
|
10 |
The letter μ is |
German
Latin
Greek
None of these
|
11 |
The median for the data 2, 4, 6, 8, 10, 12 is |
5
8
7
10
|
12 |
The letter used as a symbol for population mean is |
μ<sub>-</sub>
Φ
x
σ
|
13 |
Geometric mean can be calculated by formula |
|
14 |
Which one of the following is not effected by extreme values |
mean
median
mode
both (a) and (b)
|
15 |
The median divides the data into |
Two halves
Four quarters
Single unit
Six parts
|
16 |
The 5th decile is always equal to |
1<sup>st</sup> quartile
2<sup>nd</sup> quartile
3<sup>rd</sup> quartile
Both (a) and (b)
|
17 |
The formula for the lower quartile is |
|