The correlation coefficient between two variables x and y of -0.99 shows
Correlation coefficients are used in statistics to measure how strong a relationship is between two variables. Pearson's correlation is a correlation coefficient commonly used in linear regression. Correlation coefficient formulas are used to find how strong a relationship is between data. The formulas return a value between -1 and 1, where:1 indicates a strong positive relationship.-1 indicates a strong negative relationship.A result of zero indicates no relationship at all
No association
Weak association
Strong association
None of the above
Epidemiology