1) Lily lives in Los Angeles and hates the traffic. She asked a sample of six of her coworkers who live all over Los Angles how many hours they spend commuting every year. These are their responses in hours per year. 220 240 260 300 310 570 a. Calculate and interpret the 25th, 50th, and 75th percentiles. b. Are there any outliers? Is the distribution symmetric? If not, comment on its skewness