Smedley has a theory that intelligence is related to body temperature. He uses an oral thermometer to measure intelligence. His data most likely have:
Correct answer: B. good reliability but poor validity
- A. poor reliability and poor validity.
- B. good reliability but poor validity
- C. poor reliability but good validity.
- D. good reliability and good validity.
Explanation
An oral thermometer may produce consistent readings, giving the measure reasonable reliability, but body temperature is not a valid operational measure of intelligence. Thus the data could be reliable while failing to measure the intended construct.
Last updated
Practise Research Methods and Statistics
263 free Research Methods and Statistics MCQs from Psychology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Psychology questions like this
Psychology is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
Related questions
A between subjects design is less efficient than a within subjects design because ____________?
A college administrator is trying to assess whether an admissions test accurately predicts how well applicants will perform at his school. The administrator is most obviously concerned that the test is:
A common method for selecting representative samples is to select them.
A concordance rate indicates:
A ___________ contact is made to enable the researcher and those with whom he is working to get to know themselves and one another better: