The problem of statistics is given in two sections of same standard. The odds against for section X to solve the problem are 4:3 and odds in favor to s...
For the frequency distribution of income (in lakh) of the employees in factory
Class 1.5-2.5 �...
For the discrete distribution, the Pearson's coefficient of skewness β2 is always:
Let (Xi, I ≥ 1} be independent and identically distributed random variables with P(Xi =1) = p = 1-P(Xi = 0), Sn = ∑ni = 1 X i . The dist...
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
If the first, second, and third moment about the origin are 2, 8, and 18 respectively, then third moment about mean is
Which option is WRONG?
If A,B and C are arbitrary events, then P(A ∩ B ∩ C) equals to:
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