Question 1

What is the difference between validity and reliability?

Accepted Answer

Validity refers to the accuracy of measuring what it is intended to measure, while reliability refers to the consistency of measurement.

Answer

Validity and reliability are the same thing.

Answer

Validity refers to how well an experiment is conducted, while reliability refers to how many times it is repeated.

Answer

Validity refers to the consistency of measurement, while reliability refers to the accuracy of measuring what it is intended to measure.

Question 2

What is test-retest reliability?

Accepted Answer

Test-retest reliability refers to the consistency of a measurement when the same test is administered twice.

Answer

The degree to which different raters or observers give consistent estimates of the same phenomenon.

Answer

The extent to which a measure is related to an external criterion.

Answer

The ability of a test to differentiate among people on the characteristic being measured.

Answer

The ability of a test to measure what it is intended to measure.

Question 3

What is inter-rater reliability?

Accepted Answer

Inter-rater reliability refers to the consistency of measurements when different raters or observers give estimates of the same phenomenon.

Answer

The extent to which a measure is related to an external criterion.

Answer

The consistency of a measurement when the same test is administered twice.

Answer

The degree to which the content of a test is representative of the domain it's supposed to cover.

Answer

The ability of a test to differentiate among people on the characteristic being measured.

Question 4

What is face validity?

Accepted Answer

Face validity is the extent to which a test or measurement appears to measure what it claims to measure.

Answer

The ability of a test to measure what it is intended to measure.

Answer

The extent to which a measure is related to an external criterion.

Answer

The consistency of a measurement when the same test is administered twice.

Answer

The degree to which different raters or observers give consistent estimates of the same phenomenon.

Question 5

What is concurrent validity?

Accepted Answer

Concurrent validity is the extent to which a test or measurement is related to other tests or measurements of the same construct at the same point in time.

Answer

The ability of a test to measure what it is intended to measure.

Answer

The extent to which different raters or observers give consistent estimates of the same phenomenon.

Answer

The degree to which the content of a test is representative of the domain it's supposed to cover.

Answer

The consistency of a measurement when the same test is administered twice.

Question 6

What is construct validity?

Accepted Answer

Construct validity is the extent to which a test or measurement measures the intended psychological construct or trait.

Answer

The degree to which different raters or observers give consistent estimates of the same phenomenon.

Answer

The extent to which a measure is related to an external criterion.

Answer

The consistency of a measurement when the same test is administered twice.

Answer

The ability of a test to differentiate among people on the characteristic being measured.

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