Average ± e-t

Etendu (Min-Max)

Compared with the standard value

Level of mastery of the indicator

Use a pleasant tone and enthusiastic

4.15 ± 1.22

2 - 6

P < 0.59 NS

Mastered moderately

Uses gesture demonstration

4.40 ± 1.09

3 - 6

P < 0.11 NS

Mastered moderately

Seeks to maintain eye gaze with students

4.40 ± 1.19

2 - 6

P < 0.053 NS

Mastered moderately

Solicits students’ attention

3.90 ± 0.96

3 - 6

P < 0.64 NS

Mastered moderately

Repeat elements misunderstood

3.40 ± 0.88

2 - 5

P < 0.007^**

Few mastered

Checks student understanding

3.25 ± 0.96

2 - 5

P = 0.003^**

Few mastered

Use plain language

3.20 ± 0.69

2 - 4

P < 0.001^***

Few mastered