Two-Way Within-Subjects Design - Analysis of Variance Designs - page 322

Figure 11.34 The Least Squares Post Hoc Tests window.

These are the means
for the different levels
of drink.

Least Squares Means

Standard
Error

Effect
Drinks
Drinks
Drinks

DF

Drinks Estimate t Value Pr > ⏐ t ⏐

0
1
3

10
10
10

1.1667
4.2500
6.2500

0.4753
0.4753
0.4753

2.45
8.94
13.15

0.0340
<.0001
<

.0001

These are the mean
differences for the
different levels of drink.

Differences of Least Squares Means

Standard
Error

Effect
Drinks
Drinks
Drinks

Drinks Drinks Estimate DF t Value Pr > ⏐ t ⏐ Adjustment Adj P

0
0
1

1
3
3

−3.0833
−

0.4172
0.4172
0.4172

10
10
10

−7.39 <.0001

<

Bonferroni
Bonferroni
Bonferroni

<.0001
<.0001
0.0022

5.0833
−2.0000

− 12.18

−4.79

.0001
0.0007

This Table presents both
the unadjusted p -value
and the Bonferroni
adjustment.

Figure 11.35 The paired comparisons for drinks .