From: A quantitative analysis of TOEFL iBT using an interpretive model of test validity
 | N | Mean | Std. | Minimum | Maximum |
---|---|---|---|---|---|
Strongly disagree | 18 | 6.14 | 3.83 | 3.00 | 13.50 |
Disagree | 36 | 7.53 | 3.19 | 3.00 | 15.00 |
Undecided | 24 | 9.11 | 2.09 | 6.00 | 13.50 |
Agree | 37 | 10.66 | 2.72 | 4.50 | 15.00 |
Strongly agree | 25 | 12.82 | 3.07 | 6.00 | 15.00 |
Total | 140 | 9.42 | 3.60 | 3.00 | 15.00 |