and the r = 0.6241. What is the correlation coefficient for this data set? r =
Chapter4: Linear Functions
Section4.3: Fitting Linear Models To Data
Problem 4SE: Explain the difference between a positive and anegative correlation coefficient.
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Transcribed Image Text:You generate a scatter plot using Excel. You then have Excel plot the trend line and report the equation
and the r2 value. The regression equation is reported as
y = 54.57x + 70.25
and the r = 0.6241.
What is the correlation coefficient for this data set?
r =
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