The value 0.75 of a sample correlation coefficient indicates a stronger linear relationship than that of 0.60.
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Q15: Simple linear regression includes more than one
Q16: The correlation coefficient is unit-free.
Q17: The covariance and correlation coefficient are measures
Q18: The correlation coefficient captures only a _
Q19: The method of least squares picks the
Q21: A correlation coefficient r = −0.85 could
Q22: The following scatterplot indicates that the relationship
Q23: Consider the following simple linear regression model:
Q24: What is the name of the variable
Q25: With regression analysis, we explicitly assume that
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