QUESTIONNAIRE RELIABILITY CHECKING
Questionnaire is a research instrument for gathering information from the respondent through research questions formulated from the objectives of the study.
A questionnaire is not reliable until the internal consistency has been tested by conducting a pilot study of the questionnaire where Cronbach’s Alpha Coefficient Test is implemented.
Cronbach’s Alpha Coefficient Test is a reliability test conducted with SPSS in order to measure the internal consistency.
The following are the ranges of Cronbach’s Alpha Coefficient Test considered as:
But according to Griethuijsen et al (2014), the threshold or cut-off as an acceptable, sufficient or satisfactory level is normally seen as ≥0.70 or >0.70.
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