import type { Data2D, ParameterizedFunction } from './types.ts';
/**
 * the sum of the weighted squares of the errors (or weighted residuals) between the data.y
 * and the curve-fit function.
 *
 * @param data - Array of points to fit in the format [x1, x2, ... ], [y1, y2, ... ]
 * @param parameters - Array of current parameter values
 * @param parameterizedFunction - The parameters and returns a function with the independent variable as a parameter
 * @param weightSquare - Square of weights (must be same length as data.x)
 */
export default function errorCalculation(data: Data2D, parameters: number[], parameterizedFunction: ParameterizedFunction, weightSquare: number[]): number;
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