The first four central moments of a distribution are 0, 16, -36 and 120 respectively. Comment upon the Skewness and Kurtosis of the distribution.

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Q: 02 Find the moment m22.

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A: Given,sample size(n)=16sample mean(x)=44.9375standard devation (s)=5.3225α=0.05H0:  μ=41H1:μ>41

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Q: A moment generating function is given by M(t) : a) Find the mean and variance of this distribution.

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Q: Exep. 2. PROve Tuat opTimaL 1 Variance V= Di bouND Saris Fies THe uppeR < min Ai V

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Q: 2. Show that in a Lorentzian distribution the half width is r.

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