n experiment was run and the following data table was produced: (a) Calculate the correlation coefficient for the data. Is the data positively or negatively correlated, and is that correlation weak, moderate, or strong? (b)  Find the equation of the least squares regression line and plot the line on top of a scatterplot of the data.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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An experiment was run and the following data table was produced:

(a) Calculate the correlation coefficient for the data. Is the data positively
or negatively correlated, and is that correlation weak, moderate, or strong?
(b)  Find the equation of the least squares regression line and plot the line
on top of a scatterplot of the data.

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