a) For a distribution, the mean is 10, variance is 16, coefficient of skewness is +1 and
coefficient of kurtosis is 4. Obtain the first four moments about the origin i.e., zero.
Comment upon the nature of distribution. (5)
b) Calculate the correlation coefficient for the following heights (in inches) of father
(X ) and their sons ) (Y : (5)
X : 65 66 67 67 68 69 70 72
Y : 67 68 65 68 72 72 69 71
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