This showcase demonstrates how to analyse and visualise survey and questionnaire data in R, covering Likert scale analysis, the visualisation of categorical and ordinal data, and statistical testing for survey responses. It is aimed at researchers in linguistics, applied linguistics, and the social sciences who collect attitudinal or opinion data using surveys. This tutorial is part of the Language Technology and Data Analysis Laboratory (LADAL), a free, open-access research infrastructure at the University of Queensland. LADAL provides tutorials, tools, and courses for researchers working with language data. All materials are freely available at https://ladal.edu.au and are part of the Language Data Commons of Australia (LDaCA), funded by ARDC and NCRIS.