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The correct answer is D
If moment generating function of continuous random variable X is (λ /λ−t) ;t < λ, then E(X3) equals to:
If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to:
Identify, from the following, the moment used as a measure of skewness?
The mean and median of the distribution are 10 and 11 respectively, then the mode equals to
If mean and mode of the distribution is 32 and 21, then the distribution:
Following two statements are related to regression coefficient
(I) Independent of the change of origin
(II) Independent of the change of scale
The six decile (D6 ) of 5, 3, 2, 6, 8, 4 is:
If first, second, and third moment about origin are 1, 6, and 15 respectively, then Karl Pearson beta coefficient of skewness β is
The Mean deviation about Median for the given data.
52, 56, 66, 70, 75, 80, 82 is:
