Regression - Diagnostic - Plot - Scale-Location

A chart of the square root of the absolute standardized residuals by fitted values. Also known as a Spread-Location or S-L plot.

Example

The following example shows the output from running this QScript on a Regression - Poisson Regression output.

Acknowledgements

Uses the plot.lm or plot.glm functions from the stats R package.

References

Belsley, D. A., Kuh, E. and Welsch, R. E. (1980). Regression Diagnostics. New York, NY: Wiley.

Code

var __webpack_modules__ = ({});
// The module cache
var __webpack_module_cache__ = {};

// The require function
function __webpack_require__(moduleId) {

// Check if module is in cache
var cachedModule = __webpack_module_cache__[moduleId];
if (cachedModule !== undefined) {
return cachedModule.exports;
}
// Create a new module (and put it into the cache)
var module = (__webpack_module_cache__[moduleId] = {
exports: {}
});
// Execute the module function
__webpack_modules__[moduleId](module, module.exports, __webpack_require__);

// Return the exports of the module
return module.exports;

}

// webpack/runtime/rspack_version
(() => {
__webpack_require__.rv = () => ("1.7.2")
})();
// webpack/runtime/rspack_unique_id
(() => {
__webpack_require__.ruid = "bundler=rspack@1.7.2";
})();
includeWeb("QScript R Output Functions");

const menu_location = "Regression > Diagnostic > Plot > Scale-Location";
createDiagnosticROutputFromSelection(menu_location);