=+a) An efficiency expert claims that a new ergonomic desk chair makes typing at a computer terminal
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=+a) An efficiency expert claims that a new ergonomic desk chair makes typing at a computer terminal easier and faster.
To test it, 15 volunteers are selected. Using both the new chair and their old chair, each volunteer types a randomly selected passage for 2 minutes and the number of correct words typed is recorded.
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Related Book For
Business Statistics Plus Pearson Mylab Statistics With Pearson Etext
ISBN: 978-1292243726
3rd Edition
Authors: Norean R Sharpe ,Richard D De Veaux ,Paul Velleman
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