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You are right its B - But Always remember P(A)+P(A)=1...

2 Answers · Science & Mathematics · 25/11/2011

a) P(A) = P(5)+P(6) = .41+.20 =.61 b) P(B) = P(3)+P(4)+P(5) = .08+.24+.41 = .73 c) P(A')=1-P(A) = 1-.24= .76 d) A= {5,6} B= {3,4,5} A∩B = {5} P(A∩B) = P(5...

1 Answers · Science & Mathematics · 06/10/2011

Boolean algebra has rules just like numerical algebra. If you use "1" as "true" and "0" as "false," then Boolean algebra can symbolically use addition as an "or" and multiplication for "and." The same symbolic...

1 Answers · Science & Mathematics · 26/08/2011

We know that P(A)+P(~A) = 1, Now subtract P(~A) from both sides P(A) + P(~A) - P(~A) = 1 - P(~A) Now we have P(A) = 1 - P(~A) - .018 = .0982, since...

1 Answers · Science & Mathematics · 13/06/2011

...z = e^(it) for some t in [0, 2π). So, T(z) = c(e^(it) - a) / (1 -

**ā**e^(it)). Now, we show that |T(z)| = 1. |T(z)|² = |c...1 Answers · Science & Mathematics · 23/03/2011

... that A = ∅ (∅ is the empty set) and B = {1}. Then

**Ā**= {Everything in the universe} and B(bar) = {everything is the universe...1 Answers · Science & Mathematics · 25/10/2010

... i.i = -1) A = 5 - 5i (2) The conjugate of A is ;

**Ā**= 5 + 5I and than: (5 + 5i)/2i = (multiply by i (5 + 5i).i/-2 = (5i - 5)/-2...1 Answers · Science & Mathematics · 06/10/2010

I'll use the more common notation,

**Ā**, for Not A. If A is the only event in the sample...2 Answers · Science & Mathematics · 06/11/2013

... first urn is selected" ; p(A) = 0,9 so p(

**Ā**) = 0,1 which is the prob that the second urn is selected...2 Answers · Science & Mathematics · 18/04/2010

Hi If

**Ā**⊆ B, then everything that is not in A is in B...either in or not in A, everything is in A ∪ B so long as**Ā**⊆ B. To say that everything is in A ∪ B is...1 Answers · Science & Mathematics · 07/04/2010