s 14-23. Prof. Pamela Dudley is exploring a quantitative measure of social awareness experienced by an average American. She selects a random sample of 15 students representing a variation of college majors. She has each participant stand at an unfamiliar street corner in downtown L.A. for 5 minutes. She then asks the participant to recall the number of people that walked by during those 5 minutes. These are the scores reported: 10, 7, 7, 6, 7, 7, 8, 5, 5, 7, 9, 2, 6, 8, 7 Subsequently, Prof. Dudley conducts the experiment again with the same participants for a total of 10 times. Below are the scores for the 10th experiment: 19, 16, 15, 16, 10, 14, 1, 13, 17, 18, 13, 14, 17, 16, 16. What is the sample mean for the first experiment