5. In a study of the effect of fatigue on performance of simple tasks, volunteers were instructed to perform a data entry task as rapidly and as accurately as possible. The number of errors committed during four 15-minute time periods was recorded:

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You are NOT required to work the LSD test, only the ANOVA. YOU MUST: Show your work AND Report your analysis results in a conclusion paragraph
5. In a study of the effect of fatigue on performance of simple tasks, volunteers
were instructed to perform a data entry task as rapidly and as accurately as
possible. The number of errors committed during four 15-minute time periods
was recorded:
Second
15 Minutes
Third
15 Minutes
First
Fourth
Person
15 Minutes
15 Minutes
1
4
8
10
12
10
3
11
11
14
20
18
15
23
4
16
4
11
17
4
Did fatigue influence performance? Use the HSD test to make all pairwise
comparisons after a significant F ratio.
fon vorving neriods and
Transcribed Image Text:5. In a study of the effect of fatigue on performance of simple tasks, volunteers were instructed to perform a data entry task as rapidly and as accurately as possible. The number of errors committed during four 15-minute time periods was recorded: Second 15 Minutes Third 15 Minutes First Fourth Person 15 Minutes 15 Minutes 1 4 8 10 12 10 3 11 11 14 20 18 15 23 4 16 4 11 17 4 Did fatigue influence performance? Use the HSD test to make all pairwise comparisons after a significant F ratio. fon vorving neriods and
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