At the classroom level, teacher - designed assessments must also align with the standards to ensure reliable and valid representations of student learning. (ascd.org)
I asked SDE who will set the cut scores and how they can possibly have proof that these scores are valid representations of «mastery» when the test is new, as they will only have one year of results and it isn't designed to test mastery. (jonathanpelto.com)
Selection bias: The people you interview may not be a valid representation of your target customer. (entrepreneur.com)