Probability of a Third Stooge and Director Combinations in Three Stooges Films - Prof. Rob, Quizzes of Statistics

Download Probability of a Third Stooge and Director Combinations in Three Stooges Films - Prof. Rob and more Quizzes Statistics in PDF only on Docsity! Probability and Statistics (MATH 1530-017) Attendance Quiz, March 19, 2009 NAME E-NUMBER If we break the 190 Three Stooges films into two categories, one for the director and one the the role of the third stooge, we get the following: 3rd Stooge\Director Del Lord Jules White Ed Bernds Other Total Curly 38 33 5 21 97 Shemp 1 55 20 1 77 Joe 0 16 0 0 16 Total 39 104 25 22 190 Denote events as: C represents the event of Curly as the third Stooge, S represents Shemp as the third stooge, J represents Joe as the third stooge, L represents the event Del Lord is the director, W represents Jules White is the director, B represents Ed Bernds is the director, and O represents a director other than Lord, White, or Bernds. Suppose the experiment of choosing a Three Stooges film at random is performed. 1. What is P (C and B)? (a) 25/190 (b) 5/25 (c) 97/190 (d) 5/190 2. What is P (C | B)? (a) 25/190 (b) 5/25 (c) 97/190 (d) 5/190