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Practical guides
Google Scholar · Narrow a research search
Move from a broad topic towards relevant publications.
Practical guidesGoogle Scholar · Follow a citation trail
Find further research from a relevant publication.
Practical guidesPubMed · Build concept-based queries
Make a health-literature search understandable and reproducible.
Practical guidesGoogle Forms · Show sections based on answers
Show respondents only relevant questions.
Practical guidesMicrosoft Forms · Pretest branching
Catch incorrect routing in conditional questions.
Practical guidesExcel · Count categories with a PivotTable
Find how many records fall in each category.
Practical guidesGoogle Sheets · Inspect blanks with a filter
Examine missing values before deleting anything.
Practical guidesOpenRefine · Merge spelling variants
Clean inconsistent spellings of the same category.
Practical guidesSPSS · Read a frequency table
Check category distributions and missing responses.
Practical guidesjamovi · Inspect mean and median together
Avoid reducing a numeric variable to one summary.
Practical guidesJASP · Practice with example data
Learn the analysis workflow before using your own data.
Practical guidesR · Count categories including missing values
See category counts and NA values together.