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A hypothesis will be used to test that a population mean equals 7 against the alternative that the population mean does not equal 7 with unknown variance. What are the critical values for the test statistic T0 for the following significance levels and sample sizes?

(a) ? = 0.01 and n = 20 (b) ? = 0.05 and n = 12 (c) ? = 0.10 and n = 15

User Alzclarke
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Answer:

View solution attached below.

Hope this helps. Thanks

A hypothesis will be used to test that a population mean equals 7 against the alternative-example-1
A hypothesis will be used to test that a population mean equals 7 against the alternative-example-2
User Mbschenkel
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