A randomly selected sample of 400 students at a university with 15-
week semesters was asked whether or not they think the semester
should be shortened to 14 weeks (with longer classes). Fortysix
percent (46%) of the 400 students surveyed answered "yes." Which
one of the following statements about the number 46% is correct?
Select one:
O a. It is a standard error
O b. It is a sample statistics
O c. It is a population parameter.
O d. It is a margin of error