Confidence Intervals and Hypothesis Tests: Two Samples - Florida ...
Confidence Intervals and Hypothesis Tests: Two Samples - Florida ...
Confidence Intervals and Hypothesis Tests: Two Samples - Florida ...
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Summary flow chart for methods:<br />
STATSprofessor.com<br />
Chapter 9<br />
9.7 <strong>Hypothesis</strong> Test to Compare <strong>Two</strong> Population Means: Matched-Pair Experiments<br />
Comparing <strong>Two</strong> Populations Means: Paired Difference Experiments<br />
Comparing <strong>Two</strong> Population Means: Matched Pairs<br />
For large samples where we<br />
2 2<br />
do not knowσ or σ , we<br />
1 2<br />
2 2<br />
can use s or s as<br />
substitutes.<br />
1 2<br />
Recall that our goal in the previous section was to be able to detect a difference between two<br />
population averages. The example problem below requires a similar sort of analysis. We would like to<br />
11
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