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Unformatted text preview: Or p-value <α Step 7: Conclusions Example: Packages of frozen broccoli are supposed to weigh 12 oz. They are weighed at the end of a production line. In observing 25 packets we find that the mean weight of the packages is 11.92 ounces with a sample standard deviation of .11 ounces. Conduct a hypothesis test at a 0.05 significance level to determine whether the mean weight of broccoli packages differs from 12. Step 1. Null Hypothesis: Step 2: Alternative Hypothesis: Step 3: Test Statistic: Ping Ma Lecture 34 Fall 2005 - 2 -Step 4: critical region Step 5: P-value/Probability Step 6: Decision Rule: Step 7: Conclusion Ping Ma Lecture 34 Fall 2005 - 3 -...
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- Fall '05
- Statistics, Statistical hypothesis testing, Ma Lecture, Null hypothesis Step