Opinion: Letter grade for schools will never be the final word, unless we fear measuring sticks in general September 2, 2023 at 12:01 p.m. by Clint Cooper ...

Paul E. Newton, Measuring Comparability of Standards between Subjects: Why Our Statistical Techniques Do Not Make the Grade, British Educational Research Journal, Vol. 23, No. 4 (Sep., 1997), pp.

Using a fairly representative random sample of 1,551 tenth grade students from the province of Manitoba, Canada, we crafted 3 indexes. There is a 20-item Index of Knowledge of SD with a good Cronbach ...