Table 4 Pearson product moment correlations between linguistic knowledge measures and essay scores

Vocabulary

Pearson Correlation

1

.228^*

.302^**

.574^**

Sig. (2-tailed)

.036

.005

.000

N

85

85

85

85

Spelling

Pearson Correlation

.228^*

1

.096

.149

Sig. (2-tailed)

.036

.382

.172

N

85

85

85

85

Grammar

Pearson Correlation

.302^**

.096

1

.252^*

Sig. (2-tailed)

.005

.382

.020

N

85

85

85

85

essay score

Pearson Correlation

.574^**

.149

.252^*

1

Sig. (2-tailed)

.000

.172

.020

N

85

85

85

85