N Navyguy Junior Member Joined Jul 24, 2006 Messages 71 Jan 31, 2007 #1 The sample space of an experiment is {A, B, C, D}. Given that P(A) = 0.1, P(B) = 0.3, and P(C) = 0.4, what is the value of P({A, C})? My answer is 0.1x0.4 = 0.4. Is this right or did I set up the problem wrong? Thanks for any help given.
The sample space of an experiment is {A, B, C, D}. Given that P(A) = 0.1, P(B) = 0.3, and P(C) = 0.4, what is the value of P({A, C})? My answer is 0.1x0.4 = 0.4. Is this right or did I set up the problem wrong? Thanks for any help given.
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,550 Jan 31, 2007 #2 Does P({A, C}) mean the probability of both ("and") or the probability of at least one ("or")? How did you set this up? What was your reasoning? Thank you. Eliz.
Does P({A, C}) mean the probability of both ("and") or the probability of at least one ("or")? How did you set this up? What was your reasoning? Thank you. Eliz.
