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Table 10 Post hoc Scheffe test (all groups’ posttests of writing accuracy, fluency, and complexity)

From: Learner-oriented assessment (LOA) practice: the comparative study of self-assessment, peer assessment, and teacher assessment on EFL learners’ writing complicity, accuracy, and fluency (CAF), speaking CAF, and attitude

Dependent variable

(I) groups

(J) groups

Mean difference (I-J)

Std. error

Sig.

95% confidence interval

Lower bound

Upper bound

WFPOST

Teacher

Self

−1.64

0.50

.00

−2.89

−0.39

Peer

−2.43

0.50

.00

−3.69

−1.17

Self

Teacher

1.64

0.50

.00

0.39

2.89

Peer

−0.79

0.49

0.28

−2.02

0.44

Peer

Teacher

2.43

0.50

.00

1.17

3.69

Self

0.79

0.49

0.28

−0.44

2.02

WAPOST

Teacher

Self

−1.63

0.51

.00

−2.90

−0.35

Peer

−1.54

0.51

.01

−2.83

−0.26

Self

Teacher

1.63

0.51

.00

0.35

2.90

Peer

.08

0.50

0.98

−1.17

1.34

Peer

Teacher

1.54

0.51

.01

0.26

2.83

Self

−.08

0.50

0.98

−1.34

1.17

WCPOST

Teacher

Self

−2.11

0.48

.00

−3.32

−0.91

Peer

−1.66

0.48

.00

−2.87

−0.44

Self

Teacher

2.11

0.48

.00

0.91

3.32

Peer

0.45

0.47

0.63

−0.73

1.64

Peer

Teacher

1.66

0.48

.00

0.44

2.87

Self

−0.45

0.47

0.63

−1.64

0.73