A human factors psychologist studied three computer keyboard designs. Three samples of individuals (randomly selected) are given material to type using a particular keyboard design. The number of errors made by each person in the study are recorded. Does typing performance differ significantly among the three types of keyboards? What test should you use and why?
A human factors psychologist studied three computer keyboard designs. Three samples of individuals (randomly selected) are given material to type using a particular keyboard design. The number of errors made by each person in the study are recorded. Does typing performance differ significantly among the three types of keyboards? What test should you use and why?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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A human factors psychologist studied three computer keyboard designs. Three samples of individuals (randomly selected) are given material to type using a particular keyboard design. The number of errors made by each person in the study are recorded. Does typing performance differ significantly among the three types of keyboards?
What test should you use and why?
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