The student newspaper at a college asks a simple random sample of 250 undergraduates, "Do you favor eliminating supplemental fees for lab courses?" In all, 150 of the 250 are in favor of eliminating such fees.
The ___________ you want to estimate is the proportion p of all undergraduates who favor eliminating the supplemental fees for lab courses.
A) bias
B) confidence level
C) mean
D) parameter
E) statistic

Question

Quizplus · Accepted Answer

The parameter we want to estimate is the true proportion p of all undergraduates who favor eliminating supplemental fees for lab courses. A parameter is a numerical value that describes the population, so D is the correct answer. The other choices are not relevant to this situation.

The Student Newspaper at a College Asks a Simple Random