-.-_._-_... '.__'._....-, Suppose that you are the director of table game Operations at a large casino, known especially for its poker room. You are interested in determining the average number of hands the casino should expect per hour during peak hours in the poker room. You monitor the number of hands over the next week and given a random sample of 27 hours, you see that on average 188.6 hands are played per hour, with a standard deviation of 9.24 hands and you calculated a 90% confidence interval to be (185.6, 191.6). Your manager believes the true mean is 150.5. Which of the following is the best conclusion? 0 1) We cannot determine the proper interpretation based on the information given. 0 2) We are 90% confident that the average number of hands played per hour is less than 1505. O 3) We are 90% confident that the average number of hands played per hour is greater than 150.5. 0 4) The average number of hands played per hour is not significantly different from 150.5 0 O 5) The percentage of hours in which more than 150.5 hands of poker are played is 90%. W