Question 1 Report
The following study is being planned by a sports psychologist. Two groups of swimmers learn a list of pool-safety rules. One group learns the rules in a noisy changing room and the other learns them beside the quiet pool. Both groups are tested beside the quiet pool.
(a) Name the independent variable in this investigation. [1]
(b) Identify one factor that should be controlled. [1]
(c) Evaluate one weakness of using only a small group of swimmers. [2]
(a) The learning environment / noisy changing room versus quiet poolside [1] (b) One from: same safety-rule list, same learning time, same test conditions, similar age or swimming experience [1] (c) Small samples may not represent swimmers generally [1]; therefore findings may have limited generalisability / be affected strongly by individual differences [1]. [2]
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