A researcher repeats a short-term memory study one week later with the same 24 people. Each time, participants hear a list of 12 made-up words and write dow...
Question 1 Report
A researcher repeats a short-term memory study one week later with the same 24 people. Each time, participants hear a list of 12 made-up words and write down as many as they can remember.
(a) Identify the type of reliability being assessed. [1]
(b) Describe what results would suggest high reliability. [1]
(c) Evaluate one reason why scores might differ at the second session even when the procedure is reliable. [2]
Answer Details
(a) Test-retest reliability [1] (b) Participants obtain similar scores on the two occasions / there is a strong positive correlation between the scores [1] (c) Any one developed point: participants may practise and improve [1], or be tired/distracted/more motivated on one occasion [1], causing a score change not due to inconsistent measurement.
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