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In this data set, the outcome is a measure of symptoms related to heart disease (0 = no symptoms, 20 = many symptoms). This study looks at how different factors (eg marriage and age) influence heart disease symptoms. For this study, we want to identify any main effects and describe any interaction. Let's list the findings in 3-5 bullet points in terms of who is at the greatest and least risk for heart disease in each study. A difference of 2 points between the means is statistically significant. Study 3. Effects of marriage and age on mean heart disease symptoms. Never Married Married Divorced 45-64 years old 14 10 12 12 65-80 16 years old 12 14 14 15 11 13

In this data set, the outcome is a measure of symptoms related to heart disease (0 = no symptoms, 20 = many symptoms). This study looks at how different factors (eg marriage and age) influence heart disease symptoms. For this study, we want to identify any main effects and describe any interaction. Let's list the findings in 3-5 bullet points in terms of who is at the greatest and least risk for heart disease in each study. A difference of 2 points between the means is statistically significant. Study 3. Effects of marriage and age on mean heart disease symptoms. Never Married Married Divorced 45-64 years old 14 10 12 12 65-80 16 years old 12 14 14 15 11 13

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 14CR
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Want to understand practice scenarios from my tips book on non/experimental designs and threats to internal and external validity. 

In this data set, the outcome is a measure of symptoms related to heart disease (0 = no symptoms, 20 = many symptoms). This study looks at how different factors (eg marriage and age) influence heart disease symptoms. For this study, we want to identify any main effects and describe any interaction. Let's list the findings in 3-5 bullet points in terms of who is at the greatest and least risk for heart disease in each study. A difference of 2 points between the means is statistically significant. Study 3. Effects of marriage and age on mean heart disease symptoms. Never Married Married Divorced 45-64 years old 14 10 12 12 65-80 16 years old 12 14 14 15 11 13
Transcribed Image Text:In this data set, the outcome is a measure of symptoms related to heart disease (0 = no symptoms, 20 = many symptoms). This study looks at how different factors (eg marriage and age) influence heart disease symptoms. For this study, we want to identify any main effects and describe any interaction. Let's list the findings in 3-5 bullet points in terms of who is at the greatest and least risk for heart disease in each study. A difference of 2 points between the means is statistically significant. Study 3. Effects of marriage and age on mean heart disease symptoms. Never Married Married Divorced 45-64 years old 14 10 12 12 65-80 16 years old 12 14 14 15 11 13
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