Dissertation Data Analysis Blog | Guides, Tips & Resources

April 30, 2026 23 min read

How to Do a Normality Test in SPSS

Before you run many statistical tests in SPSS, you may need to check whether your data are approximately normally distributed.…

April 29, 2026 18 min read

Reverse coding is one of the most common data preparation steps in SPSS, especially when working with surveys, questionnaires, and…

April 28, 2026 16 min read

Descriptive statistics are often the first results you report in a dissertation, thesis, research paper, or class project. They help…

April 28, 2026 24 min read

Transforming variables in SPSS is one of the most important steps in preparing data for analysis. A dataset may look…

March 25, 2026 10 min read

A one-sample t-test is used to compare the mean of a sample to a known or hypothesized value. It helps…

January 8, 2026 3 min read

This sample size calculator computes the minimum sample size for your study using Taro Yamane’s formula. To determine the required…

October 31, 2025 18 min read

Data analysis is one of the hardest parts of a PhD. By this stage, you already have a research topic,…

October 2, 2025 8 min read

Writing a dissertation is a major task, and one of the most challenging parts is data analysis. You may need…

September 4, 2025 7 min read

Cohen’s d is one of the most widely used measures of effect size in research. In simple terms, it tells…