A researcher wishes to determine whether listening to music affects students\' p

Question

A researcher wishes to determine whether listening to music affects students' performance on memory test. He randomly selects 50 students and has each student perform a memory test once while listening to music and once without listening to music. He obtains the mean and standard deviation of the 50 "with music" scores and obtains the mean and standard deviation of the 50 "without music scores". He then performs a hypothesis test for two means assuming large and independent samples. Is this approach appropriate? If not, how would you proceed.

Explanation / Answer

No it is not appropriate

the appropriate test for this study can be with paired t test or 2 sample mean test

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