In a survey, repondents were asked, "How many years have you worked in the same job?". The relative frequency histogram is shown below. Scroll Down ==> Relative Frequency 0.5- 0.4- 0.3- 0.2- 0.1- 0- 0 - 5 years 5 - 10 years 10 - 15 years 15 - 20 years (a) What percent of the population answered 10 or fewer years? % (a) If the population size was 200, how many people answered 15-20 years