The following table lists the history of 940 orders for features in an entrylevel computer product.
Extra memory
No Yes
Optional high no 514 68
Speed processor yes 112 246
Let A be the event that an order requests the optional high speed processor, and let B be the event that an order requests extra memory. Determine the following probabilities:
(a) P (A U B)
(b) P (A ∩ B)
(c) P (Aâ€™ U B)
(d) P (Aâ€™ ∩ Bâ€™)
(e) What is the probability that an order requests an optional highspeed processor given that the order requests extra memory?
(f) What is the probability that an order requests extra memory given that the order requests an optional highspeed processor?
Solution:
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