The least squares method is a mathematical procedure used to identify the linear equation that best fits a set of ordered pairs.
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Q21: The correlation coefficient measures the percentage of
Q22: The size of the sample is _.
A)8
B)6
C)5
D)7
Q23: A scatter plot is a useful tool
Q24: The formula for the equation describing
Q25: Which one of the following statements is
Q27: The _ is used to test the
Q28: If two variables have a correlation coefficient
Q29: If the confidence interval for the regression
Q30: The _ measures how consistent the slope
Q31: A dependent variable, x, explains the variation
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