QuizCh8_Z - C 5 pts Test Statistic (round to 3 places after...

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Math 300 – Quiz Chapter 8 Part I Printed Name: Calculators are allowed on this test. ..neighbors are not ! Show work for credit. 1 Ten years ago, the average acreage of farms in a certain geographic region was 65 acres. A recent study consisting of 32 farms showed that the average was 63.2 acres per farm with a sample standard deviation of 7 acres. Test the claim, at α = 0 . 10, that the average has changed. A 5 pts State the Hypotheses H 0 : H 1 : ... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... .... B 5 pts Sketch the Rejection Region(s). Label the Critical Value(s). ... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... ....
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Unformatted text preview: C 5 pts Test Statistic (round to 3 places after the decimal) ... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... .... D 5 pts Decision Reject H Fail to Reject H Accept H ... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... ..... ..... ..... ..... .... ..... ..... ..... .... E 5 pts Conclusion. Dr. Emmert Spring 2011 I of I Points Earned of 25...
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