Tag: measures of dispersion and skewness
Questions Related to measures of dispersion and skewness
Value of each sample observation is decreased by $25$, the range of the sample observation will ____________.
The range from the following observations is
$10, 18, 20, 28, 15, 17, 22, 25, 29, 32, 34$
From the following detail find out coefficient of Quartile Deviation.
$3=64,Q1=50$
The $Q _3$ for the following distribution is
X | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
---|---|---|---|---|---|---|---|---|---|---|
Y | 3 | 6 | 9 | 18 | 20 | 14 | 10 | 10 | 7 | 2 |
The $8th$ decile of the following observations is
$29, 18, 15, 30, 42, 35, 34, 28, 45, 34$
If we plot the more than type and less than type frequency distributions of the same set of date, their graph intersect at a point which is known as ______.
Which of the following relations among the location parameters does not hold?
In a group, $2$ students spend Rs$8$ daily, $3$ students spend Rs$10$ daily and $5$ students spend Rs$6$ daily. The average spending of all $10$ students is _______.
The $P _82$ for the following distribution is
X | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
---|---|---|---|---|---|---|---|---|---|---|
Y | 3 | 6 | 9 | 18 | 20 | 14 | 10 | 10 | 7 | 2 |
Which of the following measures of dispersion can attain a negative value?