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The grouped data for the observations are
Class: 1-3 3-5 5-7
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
For the two variables X and Y, the following observations are tabulated
X: 3 4 ...
At a round table, n persons are seated on n chairs. The probability that two friends from same college are sitting next to each other, is:
Which of the following options is correct when data is classified on the basis of attributes?
If each observation in a data set for number of employees in different divisions is doubled then the coefficient of quartile deviation:
Let MSA defines mean sum of squares due to factor A and MSE defines mean sum of squares due to error. If the null hypothesis of ANOVA for one way class...
In a 3 races, 2 genders and 5 in each treatments group for two -way ANOVA, the degree of freedom for source of variation due to interaction, error and ...
