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# E what are the null and alternative hypotheses

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Unformatted text preview: T HOME 1 A drug company claims that an allergy medication causes headaches in 5% of those who take it. A medical researcher believes that more than 5% of those who take the drug actually get headaches. A Identify the population(s). B What is the variable being examined for individuals in the population(s)? Is it categorical or quantitative? C Identify the parameter(s). D Is this claim about a population proportion, a population mean, comparing two population proportions, or comparing two population means? E What are the null and alternative hypotheses? H0: Ha: 2 A researcher wants to know whether there is a difference in the average SAT scores for high school seniors who take a Physical Education (PE) class and those who don’t take a PE class. A Identify the population(s). B What is the variable being examined for individuals in the population(s)? Is it categorical or quantitative? C Identify the parameter(s). © 2011 THE CARNEGIE FOUNDATION FOR THE ADVANCEMENT OF TEACHING A PATHWAY THROUGH STATISTICS, VERSION 1.6, STATWAY™  ­ STUDENT HANDOUT STATWAY INSTRUCTOR NOTES | 7 Lesson 8.2.1 Testing a Hypothesis D Is this claim about a population proportion, a population mean, comparing two population proportions, or comparing two population means? E What are the null and alternative hypotheses? H0: Ha: +++++ This lesson is part of STATWAY™, A Pathway Through College Statistics, which is a product of...
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