Question: Question 12 On use of

(a) For n=8, find k if P( \({{\chi }^{2}}\le \) k) = 0.05

(b) For n=21, find k if P( \({{\chi }^{2}}\ge \) k) = 0.01

(c) For 14 degrees of freedom, find P( \(\chi _{14}^{2}\le \) 5.629)

(d) For 25 degrees of freedom find P( \(\chi _{25}^{2}\ge \) 44)