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If the correlation coefficient is negative, this means the calculation was done wrong the regression line can be used for prediction the test statistic, t
If the correlation coefficient is negative, this means
- the calculation was done wrong
- the regression line can be used for prediction
- the test statistic, t can not be calculated
- the slope of the regression line is negative
- there is a strong correlation between the variables
- there is no correlation between the variables
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