Content validity | CVR : Content Validity Ratio | CVR : Content Validity Ratio For a survey of 30 people: CVR >= 0.33 |
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Reliability verification | Cronbach α | Has a value of 0-1; the higher the confidence, the greater the value |
validation of validity | Convergence, Agreement |
Relative evaluation standard
Relative evaluation standard
Relative evaluation standard
Relative evaluation standard
Stanine(Stanine : Standard + Nine) scale utilization