Calculator · Statistics
Standard curve (linear regression)
Slope, intercept and correlation coefficient for a calibration or linearity curve.
Result
Correlation coefficient (r)
1.00000
r²
1.00000
Slope (m)
30,085.7486
Intercept (c)
-112.9268
y = m·x + c; r = Σ(x−x̄)(y−ȳ) ÷ √[Σ(x−x̄)² · Σ(y−ȳ)²]
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Calculators are for learning and quick checks. Use your validated spreadsheet or LIMS for reportable results.