| When you have completed this chapter, you will be able to: |
| LO 11-1 | Test a hypothesis that two independent population means with known population standard deviations are equal.
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| LO 11-2 | Carry out a hypothesis test that two population proportions are equal.
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| LO 11-3 | Conduct a test of a hypothesis that two independent population means are equal, assuming equal but unknown population standard deviations.
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| LO 11-4 | Explain the difference between dependent and independent samples.
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| LO 11-5 | Carry out a test of a hypothesis about the mean difference between paired and dependent observations.
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