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Module 04 Homework

The Module 04 Homework assignment covers the procedure for hypothesis testing and testing a hypothesis testing for a population proportion.For the Module 04 Homework, please download the Microsoft Word document using the link below and follow the directions included in the assignment.Module 04 Homework assignmentModule 4 Homework Assignment1. A researcher claims that 62% of voters favor gun control. Identify the null hypothesis and alternative hypothesis in words.Solution: Instructor Comments:2. A researcher claims that 62% of voters favor gun control. Identify the null hypothesis H0 and the alternative hypothesis H1 using p.Solution:Instructor Comments:3. Carter Motor Company claims that its new sedan, the Libra, will average better than 30 miles per gallon in the city. Identify the type I error of the test. Solution: Instructor Comments:4.A medical school claims that more than 28% of its students plan to go into general practice. It is found that among a random sample of 130 students, 32% of them plan to go into general practice. Find the p-value for a test of the school’s claim.Solution: Instructor Comments:5. Determine whether the hypothesis test involves a sampling distribution of means that is a normal distribution, Student t distribution or neither. The sample data appear to come from a normally distributed population with σ=28.Claim: μ = 977. Sample data: n = 25,= 984, s = 25. Explain.Solution: Instructor Comments:6. Among those who file tax returns, less than one-half file than through an accountant or other tax professional. A Fellowes survey of 1002 people who file tax returns showed that 48% of them file through an accountant or other tax professional. Find the value of the test statistic.Solution:Instructor Comments:7. In a sample of 100 M&M’s, it is found that 8% are brown. Use a 0.05 significance level to test the claim that of the Mars candy company that the percentage of brown M&M’s is equal to 13%. There are four steps to this problem. First, Identify the null and alternative hypotheses.Solution: Instructor Comments:8. (Refer to problem 7). Find the test statistic.Solution:Instructor Comments:9. (Refer to problems 7 and 8).Use the Standard Normal Table to find the p-value, critical value(s) and state the decision about the null hypothesis.Solution:Instructor Comments:10.(Refer to problems 7, 8, and 9). State the conclusion in non-technical terms.Solution: Instructor Comments: