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A researcher wants to know if there is an association between general happiness and whether or not people consider themselves introverts or extroverts. Construct a
- A researcher wants to know if there is an association between general happiness and whether or not people consider themselves introverts or extroverts. Construct a contingency table with the following categories: two rows (Introverts and Extroverts) and two columns (Generally Happy and Generally Unhappy). Of the introverts, 21 people said they were generally happy and 13 were generally unhappy. Of the extroverts, 31 people were generally happy and 17 were generally unhappy. Use the 0.05 level of significance. What are the degrees of freedom equal to?
- A.df = 4
- B.df = 82
- C.df = 2
- D.df = 1
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Big Ideas Math A Common Core Curriculum Blue
Authors: Ron Larson, Laurie Boswell
1st Edition
1608402282, 978-1608402281
