Assume that 15% of students at a university wear contact lenses.We randomly pick 200 students.What is the mean of the proportion of students in this group who may wear contact lenses?
A) $\mu = 5.48 \%$
B) $\mu = 2.52 \%$
C) $\mu = 7.5 \%$
D) $\mu = 15 \%$
E) $\mu = 30 \%$

Question

Assume that 15% of students at a university wear contact lenses.We randomly pick 200 students.What is the mean of the proportion of students in this group who may wear contact lenses? 
A) $\mu = 5.48 \%$
B) $\mu = 2.52 \%$
C) $\mu = 7.5 \%$
D) $\mu = 15 \%$
E) $\mu = 30 \%$

Quizplus · Accepted Answer

The Answer is D

Assume That 15% of Students at a University Wear Contact μ=5.48%\mu = 5.48 \%μ=5.48%

Assume That 15% of Students at a University Wear Contact $\mu = 5.48 \%$