Select the most appropriate meaning of the given idiom.

If first, second, and third moment about origin are 1, 6, and 15 respectively, then Karl Pearson beta coefficient of skewness β is

The probability density function of a random variable X is f(x) = ( π /10) sin ( π x /5) ; 0 ≤ x ≤ 5. The first quartile of X is:

The limits of multiple correlation coefficient R1.23 are:

Fundamental principles of design of experiment are

(I) Randomization

(II) Replication

(III) Local control

Which option is correct?

The mode of the given data set is 12. The sum of the frequency on both sides of mode are 16. The skewness:

The Excess Kurtosis of the Geometric distribution with parameter p is:

The variation among the observations of each specific class is known as:

The sample sizes for two cases were 15 each with means as 104 and 114 respectively and variances as 200 and 510 respectively.