Correlation calculator
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Free Correlation Calculator - Analyze Data Relationships

Explore relationships between two datasets with our Correlation Calculator. Input your data to calculate the Pearson correlation coefficient, understand its strength and direction, and assess statistical significance to inform your analysis.

Trusted tool for researchers and analysts

Correlation Calculator (Scoped)

Advanced Correlation Calculator

Compute Pearson correlation (r), strength, direction, and approximate p-value.

Dataset Inputs

Your Correlation Results

0.98
Pearson Correlation Coefficient (r)
Correlation Strength —
Correlation Direction —
Statistical Significance —
—
Sample Size (n)
—
Two-tailed p-value (approx.)

Compare Correlation Across Datasets

Dataset Pair Sample Size Correlation (r) Strength Direction
Sample Pair 1 5 0.98 Very Strong Positive
Sample Pair 2 5 0.50 Moderate Positive
Sample Pair 3 5 -0.30 Weak Negative