The Basic Practice of Statistics
The Basic Practice of Statistics
7th Edition
ISBN: 9781464142536
Author: David S. Moore, William I. Notz, Michael A. Fligner
Publisher: W. H. Freeman
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Chapter 25, Problem 25.46E

a.

To determine

Whether the given study is an experimental study or not.

b.

To determine

To test: Whether there is any significant difference in the distribution of complication for three types of surgeries.

To identify: The type of surgery that has greater chance of complications.

To conclude: Whether the surgeries are more dangerous or there can be other factors which could be associated to increased risk.

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