Mathematics Homework Help

1. Describe a scenario in which you want to design two instruments that are equivalent what approach would you use to equate the two instruments and why?

2. Describe a scenario in which you want to compare two instruments that measure the same construct but vary in design or difficulty, what approach would you use to equate the two instruments and why?

3. What is calibration and how is it different and/or similar to equating? In your own words summarize the 5 test and reference group example that Angoff uses to describe calibration on page 89.

This assignment requires information from ch.3 of the textbook I have uploaded. The text is difficult to read due to a lack of familiarity with statistics. I require assistance completing questions 1-3 and their corresponding tables on the document titled BbA3. There are no length or citation requirements for this assignment.