In 2005,the Average Final Exam Score for Students in an Introductory

In 2005,the average final exam score for students in an introductory math course was 75%.Five years later,a teacher wants to perform a hypothesis test to determine whether the average score of students the course has changed from the 2005 mean of 75%.The hypotheses are:
: μ = 75%
: μ ≠ 75%
Explain the result of a Type II error.

A) The teacher will conclude that the average final exam score in the course has decreased when in fact it is the same.
B) The teacher will conclude that the average final exam score in the course has increased when in fact it is the same.
C) The teacher will not conclude that the average final exam score in the course is different when in fact it is different.
D) The teacher will conclude that the average final exam score in the course is different when in fact it is the same.
E) The teacher will conclude that the average final exam score in the course is the same when in fact it is the same.