20 randomly selected students were asked the number of movies they watched the previous week. The results are as follows: # of Movies Frequency Round all your answers to 4 decimal places where possible. The mean is: 2.9 The median is: 3.5 4 The sample standard deviation is: 2.1576 The first quartile is: The third quartile is: What percent of the respondents watched at least 5 movies the previous week? O 35% of all respondents watched fewer than how many movies the previous week