1. Import data document: click the "Open Data Document" button in the toolbar to import the questionnaire requiring data verification. Then, click the Analysis tab in the menu bar.
2. Dimension Reduction-Factor: in the drop-down list of the Analysis tab, click Dimension Reduction-Factor.
3. Enter the factor analysis setting interface, and import all the "mathematical variables" in the document into the variable option box on the right.
4. Click to enter the "Factor Analysis: Description" interface, where you can set the related options of "Statistics" and "Correlation Matrix". After the inspection, click "Continue" at the bottom. Then click the "OK" button at the bottom of the "Factor Analysis" interface to start detection.
SPSS:
"Statistical products and services solutions" software. At first, the full name of the software was "Statistical Software Package for Social Sciences", but with the expansion of the product service field and the increase of service depth of SPSS, in 2000, SPSS officially changed its English full name to "Statistical Products and Service Solutions", which indicated that the strategic direction of SPSS was undergoing major adjustment.
SPSS is the general name of a series of software products and related services launched by IBM for statistical analysis and calculation, data mining, predictive analysis and decision support tasks, with Windows and Mac OS X versions. Many influential newspapers and magazines in the world spoke highly of the automatic statistical drawing, in-depth data analysis, convenient use and complete functions of SPSS.