Psychological Testing and Measurement (Q2 - AUG2022)

The reliability coefficient is...

• A number that indicates the degree of validity the test has.

• A number that indicate how much we can trust in a test.

• A number indicating the amount of ideal items in a test.

• A number that indicates we can't trust a test.

Test-retest method is...

• A method to get two set of scores of the same test to compare.

• A method to make students retake a test to finally pass the exam.

• A method to ensure the test is valid enough and can be applied.

• A method to make sure not many students fail a course.

In the split half method...

• The students take one half of the test one day, the other half another day and then are marked and marks are compared to measure reliability.

• The class group is divided in two and they take two different versions of the same test.

• Students decide what half of the test to do and are scored on it. Then results are compared to measure reliability.

• Subjects take the test in the usual way, but each subject is given two scores, one for each half of the exam. The two scores are compared.

Validity is a concept that... (choose the best answer)

• Measures the consistency of the measurement taken under the study.

• Measures the accuracy of the concept that it supposes to measure.

• Covers the full range of the issue set for the study

What answer best describes the difference between validity and reliability?

• If an assessment is reliable, your results will be very similar no matter when you take the test. Assessment validity refers to how well a test measures what it is supposed to measure.

• Reliability stands refers to being able to count on a test score while validity stands for an assessment being valid.

• Reliability refers to an assessment being simple while validity refers to a complex assessment.