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Applications | RapidIdentity * | Grades for Quinten Watson: MTH X Quizzes 2 * * Dashboard + X - > C A learn.vocs.edu/courses/500264/external_tools/retrieve?display=full_width&url=https%3A%2F%2Fvccs.quiz-Iti-iad-prod.instructure.com%2Flti%2Flaunch%3Fmodule_session%... [ *
Applications | RapidIdentity * | Grades for Quinten Watson: MTH X Quizzes 2 * * Dashboard + X - > C A learn.vocs.edu/courses/500264/external_tools/retrieve?display=full_width&url=https%3A%2F%2Fvccs.quiz-Iti-iad-prod.instructure.com%2Flti%2Flaunch%3Fmodule_session%... [ * @ G Return Submit O Lesson 25 Homework Overview This is the homework assignment for Lesson 25. It should be completed after you read the lesson notes and view any applicable videos. Objectives E 35 1 30. Construct and interpret a confidence interval for the difference between two population means where the samples are independent and the population variances are assumed unequal. 2 32. Conduct a hypothesis test for the equality of two population means where the samples are independent and the population variances are assumed unequal. 39. Calculate descriptive and inferential statistics using an appropriate statistical software package Instructions 4 This homework set requires the use of StatCrunch; the data set for Question 2 is located in the StatCrunch Assignments group.. For multiple choice questions, select the most correct answer. For questions requiring you to input a numerical answer, be sure to follow all rounding instructions exactly. A 5 Questions? If you have questions about this homework assignment, please post them in the Week 11 Discussion Forum. 1 1 point Suppose a geologist wants to investigate the claim that the mean time between eruptions (in minutes) of a certain geyser in Yellowstone National Park has decreased over the past 20 years. If the times between eruptions observed in the recent past are defined as Population 1 and the times between eruptions measured 20 years ago are defined as Population 2, what are the symbolic forms of the null and alternative hypotheses needed to test the geologist's claim? O Ho : H1 - H2 = 0 HA:H - H 2
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