According to Consumer Digest (July/August 1996), the probable location of personal computers (PC) in the home is as follows:
Adult bedroom: 0.03
Child bedroom: 0.15
Other bedroom: 0.14
Office or den: 0.40
Other rooms: 0.28
(a) What is the probability that a PC is in a bedroom?
(b) What is the probability that it is not in a bedroom?
(c) Suppose a household is selected at random from households with a PC; in what room would you expect to find a PC?