Question

A corporation takes delivery of some new machinery that must be installed and checked before it becomes available to use. The corporation is sure that it will take no more than 7 days for this installation and check to take place. Let A be the event "it will be more than 4 days before the machinery becomes available" and B be the event "it will be less than 6 days before the machinery becomes available."
a. Describe the event that is the complement of event A.
b. Describe the event that is the intersection of events A and B.
c. Describe the event that is the union of events A and B.
d. Are events A and B mutually exclusive?
e. Are events A and B collectively exhaustive?
f. Show that (A ∩ B) ( (A ∩ B) = B.
g. Show that A ( (A ∩ B) = A ( B.


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  • CreatedJuly 07, 2015
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