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An analysis of fired or laid-off workers, their age, and the reasons for their departure produced the following table of joint probabilities. Age Category Reason for job loss 20-24 25-5455-6465 and older Plant or company closed or moved .015 320 .089 029 Insufficient work .014 180 .034 .011 Position or shift abolished 006 214 .071 016 Source: Statistical Abstract of the United States, 2009, Table 593. a. What is the probability that a 25- to 54-yearold employee was laid off or fired because of insufficient work? b. What proportion of laid-off or fired workers is age 65 and older? c. What is the probability that a laid-off or fired worker because the plant or company closed is 65 or older