A Statistics Professor Wishes to Estimate the Average Mark on a Term

Multiple Choice

A statistics professor wishes to estimate the average mark on a term test for a course that has
Multiple sections and many students. A survey of some of the students registered for the course
Reveals the following results:
Determine a 95% confidence interval for the term test results.

A) [48.0, 93.6]
B) [66.8, 74.8]
C) [62.9, 78.71]
D) [64.2, 77.3]
E) [62.6, 79.0]