One of the advances that helped to diminish carpal tunnel syndrome is ergonomic keyboards. The ergonomic keyboards
Question:
a. Were the two samples obtained independently? Support your assertion.
b. Conduct a hypothesis test to determine if the ergonomic keyboards increase the average words per minute attained while typing. Use α p-value approach with a significance level of 0.01.
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Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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