Mathematics · Statistics

Durbin–Watson Residual Statistic sum of squared successive residual differences Solver

Rearrange the durbin–watson residual statistic relationship and solve for sum of squared successive residual differences.

Runs locally
Your numbers

Inputs and results stay in this browser. Change one value at a time to explore the relationship.

Your inputCalculatedPassed forward in chains
sum of squared successive residual differences180
Reconstructed Durbin-Watson statistic1.875

Calculation steps

  1. Use a=cb with Durbin-Watson statistic=1.875 and residual sum of squares=96.
  2. sum of squared successive residual differences=180.
  3. Substitution into c=a/b reconstructs 1.875.

Understand Durbin–Watson Residual Statistic: solve sum of squared successive residual differences

One idea, three depths

Choose how deeply to explain Durbin–Watson Residual Statistic: solve sum of squared successive residual differences

Durbin–Watson Residual Statistic: solve sum of squared successive residual differences: Rearrange the durbin–watson residual statistic relationship and solve for sum of squared successive residual differences.

Age 5Explain it to a 5-year-oldStart with a picture

Imagine using Durbin–Watson Residual Statistic: solve sum of squared successive residual differences to answer this question: rearrange the durbin–watson residual statistic relationship and solve for sum of squared successive residual differences? Enter Durbin-Watson statistic and residual sum of squares; the calculator shows sum of squared successive residual differences. For example: sum of squared successive residual differences=180 and residual sum of squares=96 produce Durbin-Watson statistic=1.875. The answer tells you sum of squared successive residual differences.

Age 15Explain it to a 15-year-oldConnect it to the formula

The Durbin-Watson statistic compares squared successive residual differences with residual sum of squares. This page isolates sum of squared successive residual differences and verifies it in the original relationship. The rule is a=cb. Its input values are Durbin-Watson statistic, residual sum of squares, and the main result is sum of squared successive residual differences. For example: sum of squared successive residual differences=180 and residual sum of squares=96 produce Durbin-Watson statistic=1.875.

CollegeExplain it at college levelState the model precisely

This calculator evaluates the stated durbin–watson residual statistic: solve sum of squared successive residual differences relation over the valid real-number domain stated below. The implemented relation is a=cb, evaluated from Durbin-Watson statistic, residual sum of squares to produce sum of squared successive residual differences. The Durbin-Watson statistic compares squared successive residual differences with residual sum of squares. This page isolates sum of squared successive residual differences and verifies it in the original relationship. Its usual interpretation assumes ordered residuals and a regression model with an intercept.

Inputs and valid domain

  • Durbin-Watson statistic must be a finite real number.
  • residual sum of squares must be a finite real number.

Important boundary: Its usual interpretation assumes ordered residuals and a regression model with an intercept.

The formula

a=cb

How the calculator works through it

It substitutes Durbin-Watson statistic, residual sum of squares into the formula and exposes every numerical step above. The main output is sum of squared successive residual differences, accompanied by Reconstructed Durbin-Watson statistic.

Read the result correctly

The sum of squared successive residual differences is the direct answer to “rearrange the durbin–watson residual statistic relationship and solve for sum of squared successive residual differences.” Read it with the units shown beside the inputs; a sign, angle, percentage or rate changes what the number means.

A worked check

sum of squared successive residual differences=180 and residual sum of squares=96 produce Durbin-Watson statistic=1.875.

Where this model stops being reliable

Its usual interpretation assumes ordered residuals and a regression model with an intercept.

Learn it by changing one value

Begin with the worked example, then change one value while keeping the others fixed. Compare the new result and calculation steps to identify which part of the formula changed.

Dictionary terms behind this calculator

Before studying the codeWhat you should know firstUse the calculator immediately, or check the foundations before reading the implementation.

These foundations help you understand why Durbin–Watson Residual Statistic: solve sum of squared successive residual differences works. They never block the calculator, and “optional” means useful context rather than a hidden requirement.

Hard requirements

  • Reading formulas and substituting values

    Durbin–Watson Residual Statistic: solve sum of squared successive residual differences uses a=cb. You need to recognise what each side represents before substituting the stated inputs or rearranging the relationship.

    Review this foundation about 4 min

Strong support

  • Averages and representative values

    Representative values help you judge what the Durbin–Watson Residual Statistic: solve sum of squared successive residual differences inputs summarise and what the result can legitimately describe.

    Review this foundation about 5 min

Optional enrichment

  • Spread and measurement variation

    Variation is not always part of the Durbin–Watson Residual Statistic: solve sum of squared successive residual differences formula, but it helps you judge how stable a reported result may be.

    Review this foundation about 6 min
Learn the missing foundationsI already know these — show the code

Mathematics → algorithm → program

Implement this calculation in code

These are direct reference implementations of the calculator's principal relationship and first output. They run locally and include a small known-answer check where the language supports it.

Algorithm

  1. Read Durbin-Watson statistic, residual sum of squares.
  2. Evaluate the principal relationship: a=cb.
  3. Return sum of squared successive residual differences and check the domain conditions described above.
Python
            from math import *

def durbin_watson_statistic_solve_a(c, b) -> float:
    return (c * b)

assert abs(durbin_watson_statistic_solve_a(1.875, 96) - 180) < 1e-6 * max(1.0, abs(180))
          
Current calculator valuesUpdates when you change an input above.
              
            
C
            #include <assert.h>
#include <math.h>

double durbin_watson_statistic_solve_a(double c, double b) {
    return (c * b);
}

int main(void) {
    const double expected = 180;
    const double actual = durbin_watson_statistic_solve_a(1.875, 96);
    assert(fabs(actual - expected) < 1e-6 * fmax(1.0, fabs(expected)));
}
          
Current calculator valuesUpdates when you change an input above.
              
            
C++
            #include <cassert>
#include <cmath>
#include <numbers>

double durbin_watson_statistic_solve_a(double c, double b) {
    return (c * b);
}

int main() {
    constexpr double expected = 180;
    const double actual = durbin_watson_statistic_solve_a(1.875, 96);
    assert(std::fabs(actual - expected) < 1e-6 * std::fmax(1.0, std::fabs(expected)));
}
          
Current calculator valuesUpdates when you change an input above.
              
            
Linux x86-64 assembly

x86-64 NASM · System V ABI · Linux · SSE2 with libm where required

            ; double durbin_watson_statistic_solve_a(double c, double b)
; Linux x86-64 NASM · System V ABI · first eight doubles in xmm0–xmm7
global durbin_watson_statistic_solve_a
section .text

durbin_watson_statistic_solve_a:
    push rbp
    mov rbp, rsp
    sub rsp, 32
    movsd [rbp-8], xmm0
    movsd [rbp-16], xmm1
    movsd xmm0, [rbp-8]
    mulsd xmm0, [rbp-16]
    movsd [rbp-24], xmm0
    movsd xmm0, [rbp-24]
    leave
    ret
          
Current calculator valuesUpdates when you change an input above.
              
            
MATLAB
            function result = durbin_watson_statistic_solve_a(c, b)
    result = (c * b);
end
          
Current calculator valuesUpdates when you change an input above.
              
            
Wolfram Language
            ClearAll[mwCalculate];
mwCalculate[c_, b_] := (c * b);
          
Current calculator valuesUpdates when you change an input above.
              
            

Continue in mathematical software

The downloaded file includes your current inputs and first calculated result. It is created locally.

Floating-point answers can differ slightly by language, compiler and processor. Compare within a suitable tolerance rather than assuming every decimal representation will be identical.

Supporting sourcesAcademic referencesPrimary standards, textbooks and complete citations

Standards, reading and academic references

Use the calculator as the worked interaction, then consult the primary standards and academic textbooks listed below. MW SysArc links to the original sources; the explanation on this page is original and does not reproduce them.

Introductory Statistics 2e

Read the free OpenStax statistics textbook
Cite this book
APA 7
Illowsky, B., & Dean, S. (2023). Introductory statistics 2e. OpenStax. https://openstax.org/books/introductory-statistics-2e/pages/1-introduction
MLA 9
Illowsky, Barbara, and Susan Dean. Introductory Statistics 2e. OpenStax, 2023, https://openstax.org/books/introductory-statistics-2e/pages/1-introduction.
Chicago author-date
Illowsky, Barbara, and Susan Dean. 2023. Introductory Statistics 2e. Houston, TX: OpenStax. https://openstax.org/books/introductory-statistics-2e/pages/1-introduction.

OpenStax entries are free to read online. Follow the licence shown on each linked source before redistributing or adapting its content.

Reuse the page responsiblyCite this pageAPA, MLA, Chicago, Harvard, BibTeX and RIS

These formats cite this calculator page itself. They are separate from the academic references above, which support the mathematical method and terminology.

APA 7

MW SysArc. (2026, July 21). Durbin–Watson Residual Statistic sum of squared successive residual differences Solver. MW SysArc Tools. https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver

MLA 9

MW SysArc. “Durbin–Watson Residual Statistic sum of squared successive residual differences Solver.” MW SysArc Tools, 21 July 2026, https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver. Accessed 31 Aug. 2026.

Chicago 17

MW SysArc. “Durbin–Watson Residual Statistic sum of squared successive residual differences Solver.” MW SysArc Tools. Published July 21, 2026. Accessed August 31, 2026. https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver.

Harvard

MW SysArc (2026) ‘Durbin–Watson Residual Statistic sum of squared successive residual differences Solver’, MW SysArc Tools. Published 21 July 2026. Available at: https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver (Accessed: 31 August 2026).

BibTeX and RIS records

BibTeX

@misc{mwsysarc_durbin_watson_statistic_solve_a_2026,
  author = {{MW SysArc}},
  title = {Durbin–Watson Residual Statistic sum of squared successive residual differences Solver},
  howpublished = {MW SysArc Tools},
  year = {2026},
  url = {https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver},
  note = {Published July 21, 2026; accessed August 31, 2026}
}

RIS

TY  - ELEC
AU  - MW SysArc
TI  - Durbin–Watson Residual Statistic sum of squared successive residual differences Solver
T2  - MW SysArc Tools
PY  - 2026
DA  - 2026-07-21
Y2  - 2026-08-31
UR  - https://math.mwsysarc.com/statistics/durbin-watson-statistic-sum-of-squared-successive-residual-differences-solver
N1  - Published July 21, 2026
ER  -

Clear answers

Frequently asked questions

What does the Durbin–Watson Residual Statistic: solve sum of squared successive residual differences do?

Rearrange the durbin–watson residual statistic relationship and solve for sum of squared successive residual differences.

How does the Durbin–Watson Residual Statistic: solve sum of squared successive residual differences work?

The calculator applies a=cb. The Durbin-Watson statistic compares squared successive residual differences with residual sum of squares. This page isolates sum of squared successive residual differences and verifies it in the original relationship.

What can I learn from the Durbin–Watson Residual Statistic: solve sum of squared successive residual differences?

It connects the mathematical rule to your chosen numbers and shows each calculation step. Change one input at a time to see how the result responds.

Does MW SysArc receive or store what I enter?

No. The calculation runs locally in your browser. MW SysArc does not receive or store your calculation inputs.

How should I use the result?

Use the steps to understand the method, then verify important school or professional work using the notation and rounding rules required in your setting.

Last reviewed . Calculations tested .

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