Test Hypotheses About a Population Mean with Unknown
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question 28

Short Answer

Test Hypotheses about a Population Mean with Unknown
- $$\text { Use a t-test to test the claim } \mu < 10.9 \text { at } \alpha = 0.10 \text {, given the sample statistics } n = 20 , \bar { x } = 10.5 \text {, and } s = 2.0 \text {. }$$

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