Devin is a researcher for a pharmaceutical company testing 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?

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A: Test is that whether the average has increased in recent years.

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Q: In a study of 800 randomly selected medical malpractice​ lawsuits, it was found that 515 of them…

A: Givensample size(n)=800No.of found dropped or dismissed(x)=515p^=xn=515800=0.6438α=0.05

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A: Solution

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Q: Describe the relationship between the null and alternate hypothesis?

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Q: Which is the null hypothesis?

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A:

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Q: What is a null hypothesis?

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Q: The mathematics department at one university reports that the failure rate for College Alge is no…

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.