Jeanie is a bit forgetful, and if she doesn't make a "to do" list, the probability that she forgets something she is supposed to do is .2. Tomorrow she intends to run three errands, and she fails to write them on her list.
(a) What is the probability that Jeanie forgets all three
errands?
What assumptions did you make to calculate this probability?
Events are ---Select--- dependent or independent .
(b) What is the probability that Jeanie remembers at least one of
the three errands?
(c) What is the probability that Jeanie remembers the first errand
but not the second or third?
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