Question

Problem 2.076 (Video Solution) Consider the hospital emergency room data displayed below. Let A denote the event that a visit is to hospital 4, and let B denote the event that a visit results in LWBS (at any hospital). Determine the following probabilities. Round to three decimal places. Total LWBS Admitted Not admitted 528569935633 191271 240 1273 1554 38215168 4724 4334 241 989 3104 Total 22245 943 4485 16817 669 (a) P(ANB) (b) P(A) (c) P(AUB)

Answer 1

- 43 Hosp. 1 LWBSCB) 191 Admitted / 1273 Not a 13821 Total. | 5985 2 071 1554 61 68 6993 3 4 (A) | Total 240 241 1 669 989 4485 4722 3109 I 16817 5633 13341 222 15 4334 10:22 639 (a) Plang) = 21.45 = 10.01023] B) PCMC) = 1- Play = 1- 4,39 = [0.20137] (C) PLAUB) = P(1) + PCB)- P(ADB) - 1345 + 943-2245 -0.22639 (0) Plaus') – PCB'+ P(MB) = 120.95 + 374.5 - 10.96841] ce) Pla'no') = pk MB)"}= 1- P(AUB) = 10.77362) 943 2 2 295 24) 22245 22245 913 241 0.9684 22241 2.2245 Scanned with CamScanner