What Are Outliers? How to Identify and Handle Them
Outliers can distort means, regression results, and your conclusions, so check their cause before deciding whether to keep or remove a case.
DoThesis blog
Guides to SPSS, SmartPLS, measurement scales and writing a quantitative thesis.
How to Run EFA in SPSS and Read Factor Analysis Results
A practical guide to running EFA in SPSS, reading the output tables, evaluating factor loadings, and reporting the results in your thesis.
What Is DEA? Model, Input and Output Variables, and Testing
DEA measures the relative efficiency of decision-making units when your dataset contains multiple inputs and outputs.
What Is the AIDA Model and How Can You Apply It in Quantitative Research?
Use the AIDA model to build a research framework, select scales, and test relationships between attention, interest, desire, and action.
What Is Partial Least Squares? How to Read PLS-SEM Results
Understand partial least squares, decide when PLS-SEM fits your study, and read the key SmartPLS 4 output tables correctly.
How to Write a Master's Thesis from Proposal to Final Draft
A practical roadmap for building and completing a quantitative master's thesis, with chapter structures, model wording, analysis guidance, and common defence questions.
What Is a Research Field and How to Define It Correctly
A research field sets the scope of your topic, including the phenomenon, respondents, variables, context, and data you can collect.
What Is a Questionnaire? How to Create a Quantitative Survey Questionnaire
A practical guide to designing a survey questionnaire, collecting responses, and preparing clean data for SPSS.
What Is an Outlier? How to Identify and Handle Outliers
Find out how to identify outliers in SPSS, check whether they are valid observations, and report your handling decisions in a defensible way.
What Is AMOS? How to Read Output and Fix Common Errors
AMOS is SEM software for testing measurement and structural models after you have prepared your survey data in SPSS.
What Is Porter's Five Forces and How to Apply It in a Thesis
A practical guide to using Porter's Five Forces for industry analysis, research model development, hypothesis testing, and quantitative thesis reporting.
What Is AVE? How to Read and Assess AVE in SmartPLS 4
A practical guide to reading AVE in SmartPLS 4, checking convergent validity, distinguishing AVE from CR, and handling a value below the usual threshold.