What is a research instrument that measures what it is supposed to measure called?

1. The degree of consistency with which an instrument measures the attribute it is supposed to be measuring is called:

A. Validity

B. Reliability

C. Sensitivity

D. Objectivity

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2. The reliability of a measuring tool has following aspects, except:

A. Stability

B. Internal consistency

C. Efficiency

D. Equivalence

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3. The extent to which the same results are obtained on repeated administrations of the instrument is termed as:

A. Internal consistency

B. Validity

C. Stability

D. Sensitivity

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4. The stability index of a measuring tool is derived through procedures that evaluate:

A. Interrater reliability

B. Internal consistency

C. Crombach's alpha

D. Test-retest reliability

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5. The Spearman's-Brown formula is used to estimate:

A. Test-retest reliability

B. Internal consistency

C. Equivalence

D. Validity

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6. The degree to which an instrument measures what it is supposed to be measuring is its:

A. Validity

B. Internal consistency

C. Sensitivity

D. Equivalence

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7. Which of the following is NOT a type of validity index of a research instrument?

A. Predictive validity

B. Content validity

C. Concurrent validity

D. Construct validity

E. Homogenous validity

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8. The adequacy of an instrument in differentiating between the performance or behaviour on some future criterion is termed as:

A. Predictive validity

B. Cocurrent validity

C. Content validity

D. Construct validity

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9. Multi-trait-multi-matrix (MTMM) is a procedure developed to establish:

A. Internal consistency

B. Interrater reliability

C. Construct validity

D. Content validity

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10. Which of the following is NOT a procedure for establishing construct validity of an instrument?

A. Known-group technique

B. Factor analysis

C. MTMM

D. Crombach's alpha

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11. The most common type of composite scale is:

A. Likert scale

B. Visual analog scale

C. Checklists

D. Thurstone scale

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