What is the correlation between A and B?
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What is the correlation between A and B?
Correlation describes the strength of an association between two variables, and is completely symmetrical, the correlation between A and B is the same as the correlation between B and A.
What does it mean if two factors have a strong correlation?
Correlation is a term that refers to the strength of a relationship between two variables where a strong, or high, correlation means that two or more variables have a strong relationship with each other while a weak or low correlation means that the variables are hardly related.
What is the correlation coefficient if there is a very strong correlation between two variables?
-1
If the value of the correlation coefficient is closer to 1, it indicates a very strong positive correlation between two variables and if the value of the correlation coefficient is closer to -1, it indicates a very strong negative correlation.
What is regression and correlation?
Correlation quantifies the strength of the linear relationship between a pair of variables, whereas regression expresses the relationship in the form of an equation.
Which correlation is strongest?
Explanation: According to the rule of correlation coefficients, the strongest correlation is considered when the value is closest to +1 (positive correlation) or -1 (negative correlation). A positive correlation coefficient indicates that the value of one variable depends on the other variable directly.
What does a correlation coefficient of 1 mean?
A value of exactly 1.0 means there is a perfect positive relationship between the two variables. For a positive increase in one variable, there is also a positive increase in the second variable. A value of -1.0 means there is a perfect negative relationship between the two variables.
What is a strong positive correlation?
Strong positive correlation: When the value of one variable increases, the value of the other variable increases in a similar fashion. Strong negative correlation: When the value of one variable increases, the value of the other variable tends to decrease.