Elizabeth.Marisol.MM207 Unit 7 Project Form 3.doc

# Elizabeth.Marisol.MM207 Unit 7 Project Form 3.doc - MM207...

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Unformatted text preview: MM207 Unit 7 Chapter 7 Project Total points are 40. Points are included with each problem. Included with each section or problem are reference examples and end of section exercises that can be used as a guide. Be sure to show your work in case partial credit is awarded. To receive full credit, work must be shown if applicable. The guidelines for hypothesis testing are found at the end of this document. To receive full credit, you are to follow the seven steps and label them by these guidelines . Guidelines -- Hypothesis Testing Steps: 1. State H and H a . 2. Specify the level of significance alpha . 3. Determine the test statistic, either z or t. Find the test statistic using the given data. 4. Find the P-value or the critical value(s) z or t . Use the method specified in the problem statement. 5. Define the rejection region using either the P-value method or critical values from the Normal distribution. 6. Make a decision to reject or fail to reject the null hypothesis. 7. Interpret the decision in the context of the original claim. . Section 7.1: Introduction to Hypothesis Testing 1. State the claim mathematically. Then write the null and alternative hypothesis. Determine whether the hypothesis test is left-tailed, right- tailed, or two-tailed. a. In a recent poll, it was found that 43% of registered U.S. voters would vote for the incumbent president. If 100 registered voters were sampled randomly, it was found that 35% would vote of the incumbent. Test the claim that the actual proportion is 43%....
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## This note was uploaded on 11/05/2011 for the course STATISTICS MM207 taught by Professor Watson during the Fall '09 term at Kaplan University.

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Elizabeth.Marisol.MM207 Unit 7 Project Form 3.doc - MM207...

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