Parkway’s Math Common Assessments. A brief study of their validity and ability to predict MAP scores. Reliability versus Validity. Reliability measures consistency. Does a test consistently give us the same result time after time? Validity measures accuracy.
A brief study of their validity and ability to predict MAP scores
Correlations measure the relationship between two variables. They do not measure causation.
Size of coefficientGeneral Interpretation
Salkind (2005) – cited in report