A University in Your Region Estimates That Graduating Average of High

Multiple Choice

A university in your region estimates that graduating average of high school students who apply for admission to a particular university program can be described by a Normal model with a mean of 82% and a standard deviation of 5%.The staff in admissions open the applications at random looking for 10 applicants with averages above 85%.How many applications do you think the staff will need to open?

A) About 36 applications.
B) About 21 applications.
C) About 10 applications.
D) About 28 applications.
E) About 14 applications.