Statistics Solutions

Solution: 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

Question: 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 were recorded:

Person First
15 Minutes 		Second
15 Minutes 		Third
15 Minutes 		Fourth
15 Minutes
1 4 2 8 10
2 5 5 12 10
3 11 11 14 20
4 16 18 15 23
5 4 4 11 17

Did fatigue influence performance? Use the HSD test to make all pairwise comparisons after a significant F ratio.

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Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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