A commercial testing company has developed a brand new test intended to measure the mathematics skills of students who possess limited English proficiency. Because there are three different forms of the test at each of six grade levels, and teachers are encouraged to use all three forms during the year, the sales representatives of the company are demanding reliability evidence (from technical personnel) that will best help them market the new test. What kind of reliability evidence seems most useful in this situation

Alternate form reliability

Explanation:

Alternate form reliability could be described as a reliability method where an individual carrying out a research is given two different version of the same test at different times with the aim of comparing the scores to determine how reliable the test is.

The reliability evidence seems most useful in this situation is an alternate form reliability which would give the sales representative an idea of the various results and differences in order to market the product effectively.

1. avoid them

2. a talk with them

3. ask someone you trust

4. ignore

5. call police