Find probability of independent and mutually exclusive

label Statistics
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P(a)=.40 P(b)=.35 P(a upside down u b)=.13

a.Are a and b indedent events yes or no and why

b. Are a and b mutually exclusive yes or no and why

Feb 10th, 2015

a) no, because P(a)*P(b) = 0.14, and P(a n b) = 0.13 ! = P(a)*P(b)

b) no, because P(a n b) ! =0   

Feb 10th, 2015

What is the probability a nor b takes place.....round 2 dec plz

Feb 10th, 2015

P(a | notb) = P(a) - P(a n b) = 0.27

Feb 10th, 2015

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