=+background. To find out, she tested 24 subjects with normal hearing and measured the number of words

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=+background. To find out, she tested 24 subjects with normal hearing and measured the number of words perceived correctly in the presence of background noise. Here are the boxplots of the four lists.

30 20 15 10 50 45 40 35 25 List 1 List 2 List 3 List 4 Hearing (% of words)

List Source DF Sum of Squares Mean Square F-ratio P-value List 3 920.4583 306.819 4.9192 0.0033 Error 92 5738.1667 62.371 Total 95 6658.6250

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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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