SOLUTION: p(a)=0.7 p(aub) =0.9 p(anb)=0.3 whats is p(b)

SOLUTION: p(a)=0.7 p(aub) =0.9 p(anb)=0.3 whats is p(b)

Algebra.Com

Question 1049649: p(a)=0.7 p(aub) =0.9 p(anb)=0.3
whats is p(b)
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
p(aub) = p(a) + p(b) - p(anb)
.9 = .7 + p(b) - .3
.5 = p(b)
RELATED QUESTIONS
if P(AuB)=.7, P(A) = .3 and P(B)= .9, what is P(AuB)? Show... (answered by edjones,jim_thompson5910)

what is the probability of (AnB) if P(A) =.50; P(B) =.20; P(A/B) =.75 P(B/A) =.30 P(AuB)... (answered by Edwin McCravy)

What is the probability of (B|A) if P(A) =.50; P(B) =.80; P(AnB) =.20; P(B|A) =.40 P(AuB) (answered by greenestamps)

3- For two events A and B P(A)= 0.53,P(B) 0.36 and P(AnB)=0.29. Find a. P(A/B) b.... (answered by ikleyn)

4. Compute the probability. a. If P(A) = 0.2 , P(B)= 0.4, and P(A and B) = 0.1, find... (answered by ikleyn)

Suppose P(A)=0.9, P(B)=0.4 and P(B|A)=0.2. What is... (answered by math_tutor2020)

A sample space contains 7 sample points or outcomes. Let events and be defined... (answered by ikleyn,greenestamps,mccravyedwin)

P(A) if P(A) =... (answered by Glaviolette)

Theorem 1.4.3 is P(AuB)=P(AnB')+P(B) = [P(A) - P(A n B)] + P(B) = P(A) + P(B) - P(A n... (answered by ikleyn)