In this article, the author reviews the TOEFL iBT which is the latest version of the TOEFL, whose history stretches back to 1961. The TOEFL iBT was introduced in the USA, Canada, France, Germany and Italy in late 2005. Currently the TOEFL test is offered in two testing formats: (1) Internet-based testing (iBT); and (2) paper-based testing (PBT).…

The feasibility of using linear and equipercentile equating methods (W. H. Angoff, 1984) to equate forms of the Test of Written English (TWE) by using the Test of English as a Foreign Language (TOEFL) as an anchor was explored. These two equating methods assume that either the TOEFL test and TWE test measure the same skills or that the examinee…

An analysis of the skills necessary for performance on the Test of English as a Foreign Language (TOEFL) tends to support the view that there are important, although subtle, secondary dimensions present in the test. This research explored the feasibility of an item response theory (IRT) based method of modeling examinee performance on these…

The reliability of scores from four forms of the Test of English as a Foreign Language (TOEFL) was estimated using a hybrid item response theory model. It was found that there was very little difference between overall reliability when the testlet items were assumed to be independent and when their dependence was modeled. (Author/SLD)

One of the item types in the Listening Comprehension section of the Test of English as a Foreign Language (TOEFL) test is the dialogue. Because the dialogue item pool needs to have an appropriate balance of items at a range of difficulty levels, test developers have examined items at various difficulty levels in an attempt to identify their…

This study provided an exploratory investigation of item features that might contribute to a lack of invariance of item parameters for the Test of English as a Foreign Language (TOEFL). Data came from seven forms of the TOEFL administered in 1989. Subjective and quantitative measures developed for the study provided consistent information related…

A history of the Test of Written English (TWE), a section of the Test of English as a Foreign Language (TOEFL), describes its inception and development process. The new test is a thirty-minute essay test providing a measure of a non-native English-speaker's ability to perform academic writing tasks similar to those required of international…