Mathematics
Mathematics, 24.12.2019 19:31, MJKjmkp1

(1 point) if y=∑18i=1xi and every xi is i. i.d with a chi-squared distribution with 6 degrees of freedom, find the mgf of y. m(t)= what is the distribution of y? select all that apply. there may be more than one correct answer. a. exponential(λ=54) b. gamma(α=2,β=108) c. gamma(α=54,β=2) d. gamma(α=1,β=1/54) e. chi−squared(df=108) f. exponential(λ=108) g. gamma(α=1,β=1/108) h. chi−squared(df=54) i. none of the above

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(1 point) if y=∑18i=1xi and every xi is i. i.d with a chi-squared distribution with 6 degrees of fre...

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