Question
1. Is the relationship strong, moderate, or weak when you calculate a correlation coefficient of .57? 2. Use the data below to calculate the correlation
1. Is the relationship strong, moderate, or weak when you calculate a correlation coefficient of .57?
2. Use the data below to calculate the correlation coefficient for the data provided. What is the correlation coefficient and is the relationship strong, medium, or weak?
Hours of Sleep per Night Cups of Coffee per Day
5 2 7 3 8 1 8 2 5 3 6 1 5 4 4 3 8 1 7 0 8 2 10 1 6 3 7 1 7 2 8 2 5 1 7 2 4 4 8 1
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Business Statistics A Decision Making Approach
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
9th Edition
013302184X, 978-0133021844
