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# We wish to see if two groups of nurses distribute their ISBN: 9780321923271 41

## Solution for problem 1E Chapter 9.2

Probability and Statistical Inference | 9th Edition

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Problem 1E

We wish to see if two groups of nurses distribute their time in six different categories about the same way. That is, the hypothesis under consideration is H0: pi1 = pi2, i = 1, 2, . . . , 6. To test this hypothesis, nurses are observed at random throughout several days, each observation resulting in a mark in one of the six categories. A summary of the results is given by the following frequency table: Use a chi-square test with α = 0.05.

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STAT 2004 CHAPTER ONE: INTRODUCTION TO DATA POPULATIONS AND SAMPLES  Population- Represents all people or things of interest.  Sample- Observed/measured subset of a population.  Data- Observations that form the backbone of a statistical investigation.  Summary statistic- A single number that summarizes a large...

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##### ISBN: 9780321923271

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