1000 employees were randomly chosen from a published list, 40% of them work for Company A, 40% work for Company B and 20% work for Company C. 20% of the Company A employees are happy with their job, the rest of them are not happy. For Company B, the percentage of happy employees is 30% and for Company C, the percentage of happy employees is 75%. An employee is selected at random: a) Fill out a two-way contingency table. b) What is the probability that the chosen employee works for Company B and not happy with the job? Keep your answer in FRACTIONS (DO NOT Simplify)! c) What is the probability that the chosen employee is happy with the job or he/she works for Company C? Keep your answer in FRACTIONS (DO NOT Simplify)! d) Are the 1000 employees a population or a sample?