The positive square root of the coefficient of determination in simple linear regression is always equal to the correlation coefficient.
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Q7: The correlation coefficient can only range between
Q9: The sample correlation coefficient cannot equal zero.
Q13: The actual value y may differ from
Q16: The simple linear regression model can be
Q18: The correlation coefficient could be considered as
Q20: Compared to the sample correlation coefficient,the sample
Q21: A regression equation was estimated as
Q22: Which of the following statements is the
Q28: Simple linear regression analysis differs from multiple
Q34: The relationship between the response variable and
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