Twenty-five randomly selected students were asked the number of movies they watched the previous week. the results are as follows: # of movies frequency 0 5 1 9 2 6 3 4 4 1 round your answers to two decimal places. the mean is: 5 the median is: 6 the sample standard deviation is: 2.92 the first quartile is: 2.5 the third quartile is: 7.5 what percent of the respondents watched at least 3 movies the previous week? % 56% of all respondents watched fewer than how many movies the previous week?