Using the results of the experiment described in Exercise 63, does it matter whether one listens to
Question:
a) Test an appropriate hypothesis and state your conclusion.
b) If you concluded there is a difference, estimate the size of that difference with a 90% confidence interval and explain what your interval means.
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Related Book For
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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