Minimum

Maximum

Mean

Std. Deviation

Variance

Statistic

Statistic

Statistic

Std. Error

Statistic

Statistic

Sequences of actions (Consistency)

0

4

2.11

0.173

1.146

1.312

Color (categorization) (Consistency)

0

4

2.14

0.188

1.250

1.562

Layout and position (Consistency)

0

4

2.05

0.213

1.413

1.998

Font, capitalization (Consistency)

0

4

2.11

0.206

1.368

1.871

Terminology (Consistency)

0

4

2.05

0.227

1.509

2.277

Standards (Consistency)

0

4

2.20

0.202

1.340

1.794

the current state of the system (Visibility)

0

4

2.23

0.210

1.395

1.947

does the display show where you can go (Visibility)

0

4

2.34

0.213

1.413

1.997

Where can users go (Visibility)

0

4

2.20

0.197

1.304

1.701