A teacher found that students concentrated for longer in class if the teachers wore purple.She had a sample size of 48 and a p-value of 0.20.Does the teacher recommend that all teachers start wearing purple?
A) Yes,because the sample has low confidence levels.
B) No,because the sample size is large and therefore the p-values are accurate.
C) Yes,because statistical significance has nothing to do with sample size.
D) No,because the sample size is small and p-values are easily affected by sample size.
Correct Answer:
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