Statistics & Probability
Correlation Coefficient Calculator
Lets users solve and check correlation coefficient instantly with formula, steps and examples — no manual math.
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Your result
Correlation (r)
0.8528
Pearson r = 0.8528 (Strong positive).
R²
0.7273
Interpretation
Strong positive
About this calculator
Pearson's correlation r measures linear association between two variables, from −1 (perfect negative) through 0 (none) to +1 (perfect positive). R² is the fraction of variance explained.
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