Testing a Population Mean (Small Samples)
Performing hypothesis tests for a population mean with small samples drawn from a normal population. Students learn the conditions required for these tests.
About This Topic
Performing hypothesis tests for a population mean with small samples drawn from a normal population. Students learn the conditions required for these tests.
Key Questions
- What conditions must be met to test a population mean with a small sample?
- How does the approach differ from large sample tests?
- How do we handle unknown population variances in small samples?
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Concepts of Hypothesis Testing
Introduction to null and alternative hypotheses, significance levels, and the general framework of a hypothesis test. Students learn to formulate hypotheses from word problems.
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Testing a Population Mean (Large Samples)
Conducting hypothesis tests for a population mean using large samples, relying on the Central Limit Theorem. Students use the z-test and interpret the p-value using a Graphing Calculator.
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