Question

The department of marketing  wishes to investigate whether the instruction methodology (lecture, online or hybrid) affect average student GPA.  The advanced statistical methods class is offered in all three instructional methods. Hence, the department decided to utilize this course to test their hypothesis.

The department picked 5 different instructors to teach this course and  each instructor taught the course using all three methods. The average GPA of students in these classes was recorded. The department whishes to investigate if the average GPA vary depending on the type of instruction?

What statistical test must the department conduct?

a) One-Way ANOVA

b) Randomized Block Design

c) Linear Regression

d) Two-Way ANOVA

Answer 1