Reliability and Validity in Measurements Quiz

What is the main focus of reliability in measurements?

• Consistency

• Accuracy

• Speed

• Complexity

Which method involves administering the same test to the same person on different occasions?

• Test-retest

• Inter-observer reliability

• Face validity

• Temporal validity

What is inter-observer reliability?

• Comparing data from different observers

• Testing the same person multiple times

• Ensuring test questions are clear

• Using standardized procedures

What should the correlation of two sets of scores be to ensure reliability?

• +0.80

• +0.50

• +0.30

• +0.90

What is a key method to improve reliability in questionnaires?

• Change to closed questions

• Use open-ended questions

• Increase the number of questions

• Reduce the number of questions

What should interviews avoid to improve reliability?

• Leading or ambiguous questions

• Open-ended questions

• Multiple-choice questions

• Short questions

What is the purpose of using standardized procedures in experiments?

• Ensure consistency

• Increase complexity

• Reduce time

• Simplify analysis

What does validity measure in a test or scale?

• Truth

• Speed

• Complexity

• Consistency

What does internal and external validity assess?

• Whether something measures what it was designed to

• The speed of data collection

• The complexity of the test

• The consistency of results

What is ecological validity concerned with?

• Generalizing findings to other settings

• The speed of data collection

• The complexity of the test

• The consistency of results