Reliability can be defined as the extent to which measures are free from random error,XR.
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Q27: Reliability refers to the extent to which
Q28: Perfect validity requires that there be no
Q29: In alternative-forms reliability,the same respondents are measured
Q30: Non-comparative itemized rating scales with strong adjectives
Q31: Reliability is assessed by determining the proportion
Q33: When determining the number of scale categories
Q34: Coefficient alpha assists in determining whether the
Q35: XO = XT + XS + XR
Q36: With alternative forms reliability,a low correlation may
Q37: A construct is the theory being measured.
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