Latest Articles & Tutorials

A practical guide to handling data that fail a normality test in SPSS, from reading the output and checking outliers to data transformation and nonparametric tests.

A guide to creating a well-structured research survey, from defining variables and writing questions to choosing respondents and pilot testing the questionnaire.

A practical tutorial on testing questionnaire validity and reliability in SPSS for a thesis, from data input to reading corrected item-total correlation and Cronbach alpha.

Need Python programming mentoring in Sidoarjo? Bimbingan Informal helps students, university learners, and professionals learn Python in a more structured, practical, and usable way.

Need help with SPSS data analysis in Lumajang? Get professional mentoring for your thesis, dissertation, or work project, from choosing the right test to interpreting the results properly.

Need relevant AI training for your team? Bimbingan Informal helps companies and institutions understand AI practically, purposefully, and ready for real-world workflow integration.