The "single group with nearly equivalent tests" (SiGNET) design proposed here was developed to address the problem of equating scores on multiple-choice test forms with very small single-administration samples. In this design, the majority of items in each new test form consist of items from the previous form, and the new items that were…

To many people, standardized testing means multiple-choice testing. However, some tests contain questions that require the test taker to produce the answer, rather than simply choosing it from a list. The required response can be as simple as the writing of a single word as complex as the design of a laboratory experiment to test a scientific…