Research Methods
“Control for as many variables as possible” is bad advice. Some variables must be controlled, others must never be. This guide uses causal diagrams to separate
Research Methods
A teacher tries a new method with one class and scores rise by 15 percentage points, so the method works. There are at least five other explanations. Here is ho
Research Methods
Many proposals pick “quantitative” first and write the question afterwards. Reverse it: read the verb in your research question and let it decide the design, th
