Table 2 Cronbach’s Alpha and composite reliability (CR) standards.

From: Personal protective equipment waste management behavior of undergraduates in Xi'an City based on extended theory of value-identity-personal norm model

Inspection Item

Testing value

Reference standard

Test criterion

Internal consistency reliability

Cronbach's Alpha

 > 0.7

0.35 ≤ Cronbach’s Alpha < 0.7

 < 0.35

High reliability

Medium reliability

Low reliability

Composite reliability

CR

 > 0.7

Credible

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