In Exercise 13, is any Ai independent of any other Aj? Answer using the multiplication property for independent events.
Reference exercise- 13
A computer consulting firm presently has bids out on three projects. Let Ai = { awarded project i}, for i = 1,2,3, and suppose that P(A1) =.22, P(A2) = .25, P(A3) = .28, P(A1∪A2) = .11,P?(A1∪A3)= .05, P(A2∩A3) = .07, P(A1∩A2∩A3)= .01. Express in words each of the following events, and compute the probability of each event:
a. A1∩A2
b.A′1∩A’2[Hint:( A1∪A2) ′= ( A′1∩A′2]
c.A1∪A2∪A3
d. A′1∩A′2∩A’3
e. A′1∩A′2∩A3
f.( A′1∩A′2) ∪A3
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