Q6. Let F be a class of subsets of such that (i) QE F () if A, B E F then ABEF. Show that F is a field. Q7. Let A1, A2,
Posted: Mon Nov 15, 2021 10:01 am
Q6. Let F be a class of subsets of such that (i) QE F () if A, B E F then ABEF. Show that F is a field. Q7. Let A1, A2, A3, A4, As be indep. events with PA) = PA) = P(A3) = AA) - PAs) = 0.4. (a) Find the prob. of the occurrence of at least one of them. (b) Find the prob. of the occurrence of 2 of them.