What is good assessment?

  • Educational Leadership:Multiple Measures:The Many Meanings of "Multiple Measures"
    • construct validity and
    • decision validity
    • Multiple measures" describes at least three different ways of using more than one score: (1) measures of different constructs, (2) different measures of the same construct, and (3) multiple opportunities to pass the same test.
    • Measuring different constructs is helpful when we should base a decision on a combination of factors
    • Different measures of the same construct are especially helpful if the construct is some aspect of student achievement
    • Multiple opportunities to pass the same test
    • The guiding principle for decisions about what measures to use and how to combine them should be purpose: What do you need to know, and why do you need to know it.

Posted from Diigo. The rest of my favorite links are here.