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Solutions for Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola 9780321836960

Solution for problem 9CCQ Chapter 10.6

9 CQQ The exercises are based on the following sample data

Elementary Statistics | 12th Edition


Problem 9CCQ

?9 CQQ The exercises are based on the following sample data obtained from different second-year medical students who took blood pressure measurements of the same person (based on data from Marc Triola, MD). S y s t o l i c D i a s t o l i c If you had computed the value of the linear correlation coefficient to be 3.335, what should you conclude?

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Step-by-Step Solution:

Solution 9 CQQ Answer : Step 1 : The value of correlation coefficient must lies in between -1 to 1. If the value correlation is -1, then it is negatively correlated, if it is 1 then we can say that positively correlated, if the value is o then there is no correlation. The correlation coefficient value be 3.335, we can say that there must be error in computation, the correlation value does not exceed more than one on the positive side.

Chapter 10.6, Problem 9CCQ is Solved

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9 CQQ The exercises are based on the following sample data