A famous commercial for Tootsie Pops once asked, "How many licks to the center of a Tootsie Pop?" In an attempt to answer this question, researchers asked 40 volunteers to count the number of licks required to reach the chocolate center. The mean number of licks was 368 with a standard deviation of 160. a. Construct a 91% confidence interval for the mean number of licks required to reach the chocolate center. Critical value: 2... or t.,. = I: (Enter the positive one.) Margin of Error: E = I: Confidence Interval: [[3, [j] b. Interpret your result in part (a) in a complete sentence