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The following joint frequency distribution table shows responses from a sample of 228 unionized employees on how their union president handled a recent labour action. Employees were categorized by age group and by their level of approval. Age Group Approve Disapprove Indifferent Total under 25 16 28 26 70 25 to 40 17 40 7 64 over 40 39 30 25 94 Total 72 98 58 228 Report answers accurate to at least 4 decimal places. 1. What is the probability that a randomly selected employee: a) did not approve? b) was in the over 40 age group and was indifferent? c) was not in the over 40 age group and was indifferent? d) was in the under 25 age group or disapproved? e) was not in the under 25 age group or disapproved? f) was not under 25 and did not approve? 2. Given that an employee was in the 25 to 40 age group, what is the probability that the employee a) approved? b) did not disapprove? 3. What is the probability of selecting an employee that was in the under 25 age group from a group of employees that a) was indifferent? b) was not indifferent