Heisenberg principle
-:- The idea that the system and practice of measurement exerts a
psychological influence on the people being measured, and thereby affects
operating results.
Hierarchy Rule
-:- the most serious crime is the only crime reported. UCR
conceptualization
-:- the process...
✓ -:- measures the extent to which the measure actually reflects the real
meaning of the concept it is supposed to measure ( we can never be sure
about validity, but we can identify measures that are more valid than
others)
Types of validity
✓ -:- - face validity
- criterion related validity
- concurrent validity
- predictive validity
3|P a g e | G r a d e A + | 2 0 2 0 2 5
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