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119034 LABORATORIO DI COMPETENZE DIGITALI:DATA ANALYTICS CON R in Marketing and Quality Management LM-77 BRACCINI Alessio maria
(syllabus)
The laboratory contains only practical activities.
The syllabus of the laboratory includes the following topics: • Introduction to the working environment of R and RStudio • Basic features of RStudio: projects, revisions control, help online, debug • Basic operations with R: updating, installing libraries, loading datasets • Basic operators: mathematical, logical, assignment • Basic data types: Boolean, vectors, matrices, arrays, lists, data frames, data tables • Data transformations • Input and output operations: R native data formats, RStudio files, and cvs and xls interoperability file formats • Writing reports with R (RMarkdown) • Revision control in RStudio • Basic mathematic and statistic functions • Data manipulation: working with dataframes and datatables • Data manipulation: selection, extract, sort • Contingency tables • Basic statistical operations: max, min, quantiles, range, IQR, se, var, correlation index, re-scaling, standardisation, linear regression • Graphical representations: basic R charts • Graphical representations: advanced R charts with ggplot • Export charts in png and pdf
(reference books)
Materials available on the Moodle learnig platform
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