STATS 250 Lecture Notes - Lecture 31: Analysis Of Variance, Confidence Interval
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Anova example, memory experiment, in a memory experiment, three groups of subjects were given a list of words to try to remember. The length of the list for the first group was 10 words (short list), whereas for the second group it was 20 words (medium list) and for the third group 40 words (long list). The percentage of words recalled for each subject was record. The sample mean percentage of words recalled was 68. 3% for the short list, 48% for the medium list, and. A one-way anova was used to assess whether the length of the list had a significant effect on the percentage of words recalled. 0. 0003: some values in the anova table are missing. Estimate lwr upr medium - short == 0 -20. 33 -39. 61 -1. 06 long - short == 0 -29. 17 -47. 54 -10. 79 long - medium == 0 -8. 83 -28. 11 10. 44 short medium long.
