An online instructor wants to estimate the mean amount of time that students spend in the online homework system on a particular homework assignment. The instructor takes a random sample of 30 students and looks up the amount of time recorded by the system for that assignment. I ' A Match the following: k - 8 mean time spent on a particular homework assignment for all students in that instructor's online class - a all students in that instructor's online class - B a student in that instructor's online class - a 30 students in that instructor's online class mean time spent on a particular homework assignment for 30 students in that instructors online class - a time spent on a particular homework assignment a. population c. individual - 7 d: parameter Example #1.].3: Stating Denitions for 1 e. variable A biologist wants to estimate the en f. statistic plant food. She gives 10 plants the _.a_.-'l_'.' ____ .-_ u