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၁ C
✔ D
(Choose 1 answer)
The factors that impact the decision to use either a single-item or a multiple-item scale are:
A. the number of dimensions of the construct and the reliability
B. the reliability and validity.
C. the number of dimensions of the construct and the validity.
D. the number of dimensions of the construct and the reliability and validity
E. the reliability and validity and the discriminatory power.