ഒരു അനിയത ചരമായ X ന്ടെ സംഭവ്യത ഘനത്വ ഏകദം f (x) = 2x/k ; x= 1, 2, 3 .ആകുന്നു. k യുടെ വില കാണുക.A11B10C12D6Answer: C. 12 Read Explanation: for a pmf Σ f(x) = 1 here f(x) = 2x / k i.e., Σ 2x /k =1 f(x=1) = 2/k f(x=2) = 4/k f(x=3) =6/k Σf(x) = 2/k + 4/k + 6/k =12/k =1 k= 12Read more in App