Question 1 (1 point) The professor has 4 different sections of the Introduction to Statistics course. Each section has 13 students. He is
using the score on the midterm examination as his response variable. He wants to know if the time of day in which
these classes occurred had any effect on how well the students were able to learn. He found the following results.
Class Time
Mean
St. Dev.
8:00 AM
22.7
2.3
13
11:20 AM
23.2.
3.1
13
1
3
1:30 PM 23.4
2.7
13
5:10 PM 20.1
2.6
(You are advised to copy the ANOVA table below and complete it. Several of the following questions will ask for
specific values in this table.)
Source
df
F
Sum of
Squares
Mean
Square
Treatment
Error
Total
437.93
What is the grand mean?
=
x =?​