An Environmental Science Teacher at a High School with a Large

Multiple Choice

An environmental science teacher at a high school with a large population of students was curious whether the majority (more than half) of students at the school regularly recycle plastic bottles. The teacher selected a random sample of 146 students at the school to interview, then asked each student: "Do you recycle plastic bottles more often than you throw them in the trash?" (Yes/No) . Suppose that 89 of the students answered "Yes".
-What is the parameter of interest for this study?

A) The proportion of the 146 students in the sample that would answer "Yes"
B) The proportion of all students at the school that would answer "Yes"
C) All students at the school
D) The true mean number of students at the school who would answer "Yes"