VALIDITY/RELIABILITY

1. CONTENT VALIDITY

1.1. SIMPLE

1.2. MATCH OBJECTIVES

1.3. NO COEFFICIENTS

1.4. IMPORTANT TO MEASURE CONTENT MASTERY

2. CRITERION-RELATED

2.1. CONCURRENT

2.1.1. COEFFICIENT

2.1.2. MEASURE TWO VARIABLES

2.1.3. IMPORTANT TO MEASURE ONE TEST AGAINST AN ESTABLISHED TEST

2.2. PREDICTIVE

2.2.1. COEFFICIENT

2.2.2. FOR APTITUDE TESTS

2.2.3. MEASURE FUTURE BEHAVIOR

2.2.4. IMPORTANT IN PREDICTING SUCCESS OR FAILURE OF FUTURE TESTS

3. CONSTRUCT

3.1. DATA RELATES TO THEORY

3.2. TEST BEHAVIOR

4. TEST/RETEST

4.1. TEST GIVEN TWICE

4.2. CORRELATE SCORES

4.3. SHORT TIME INTERVALS

4.4. AN OPPORTUNITY FOR RETEACHING

5. ALTERNATE FORMS

5.1. TWO EQUIVALENT FORMS

5.2. ELIMINATES MEMORY PROBLEMS

5.3. TIME CONSUMING

5.4. SHORT TERM INTERVALS

6. INTERNAL CONSISTENCY

6.1. SPLIT HALFS

6.2. KUDOR-RICHARDSON METHOD

6.3. NO TIME INTERVALS

6.4. IMPORTANT TO MEASURE A SINGLE UNIT