Madison randomly surveyed 50 students at her high school about their favorite color, and 18 students chose blue. madison concluded that blue was the favorite color of 720 students in her entire high school of 2000 students. choose ,begin emphasis, all, end emphasis, of the statements that accurately describe the sample and population from madison's survey. a. the sample of 50 students comes from the population of 2000 students. b. the sample value of 18 is an estimate of students from the survey whose favorite color is blue. c. the sample value of 18 is the exact number of students from the survey whose favorite color is blue. d. the population value of 720 is an estimate of students in the entire school whose favorite color is blue. e. the population value of 720 is the exact number of students in the entire school whose favorite color is blue.