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MATH 225N Week 7 Assignment- Developing Hypothesis and understanding Possible Conclusion for Proportions (2020 complete A solutions) - Chamberlain

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MATH 225N Week 7 Assignment- Developing Hypothesis and understanding Possible Conclusion for Proportions (2020 complete A solutions) - Chamberlain Devin is a researcher for a pharmaceutical company te... sting whether a new prescription pain medication causes patients to develop nausea. The medication would have to be scrapped if more than 6% of patients who take the medication develop nausea on a regular basis. Devin randomly selected 461 patients for a clinical trial of the medication and found that 27 of the patients developed nausea on a regular basis. What are the null and alternative hypotheses for this hypothesis test? A college professor claims that the proportion of students passing a statistics course is 80%. To test this claim, a random sample of 250 students who previously took the course is taken and it is determined that 221 students passed the course. The following is the setup for this hypothesis test: H0:p = 0.80 Ha:p ≠ 0.80 Find the test statistic for this hypothesis test for a proportion and round your answer to 2 decimal places. [Show More]

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