# R • R exercises
Views: 1025
• Beginner – Intermediate
• 200 Exercises: vectors, atributes, factors, matrices, arrays, lists, dataframes, importing/exporting  data, strings, tables, data manipulation, visualization, statistics, ANOVA, A/B testing, regression, Bayesian, etc
R Statistics
Views: 656
• Beginner
• 20 Exercises: convert variable to character, find legth of vector, remove values, random sample, customized vectors, filter Iris dataset, create table, etc.
• Beginner
• ~100 Examples: built-in functions, vectors, descriptive statistics, help pages, reading data, plots, simple and multiple linear regression, logistic regression, ANOVA, PCA, matrices, etc.
W3Resource
Views: 747
• Beginner – Intermediate
• 120 Exercises: arrays, dataframe, vectors, list, factors.
• Beginner – Intermediate
• 120 Exercises: reading&extracting data, data visualization, merging data, functions, lists, loops, linear regression.
Imperial College
Views: 265
• Beginner – Intermediate
• ~70 Exercises&Problems: vectors, logical operations, dataframes, matrices, graphics, statistics, etc.
R Tutorials
Views: 442
• Beginner – Intermediate
• ~80 Exercises: write functions, dataframe (Iris, mtcars…) manipulations, time series, data.table, strings (stringr), regex, loops,
• Beginner – Intermediate
• ~40 Problems: linear algebra, math functions, time series, lists.
RPubs - Onurhan
Views: 141
• Beginner – Intermediate
• ~150 Exercises: data frames, vectors, lists, matrices, binding, object modes, regular sequences.
• Beginner – Intermediate
• 40 test questions
• Beginner – Intermediate
• 20 test questions
Data - Flair
Views: 340
• Beginner – Intermediate
• 60 multiple choice test questions
• Intermediate
• ~100 Exercises: subsets of dataframes, plots, row sorting, loops, useful functions, data exploration, distributions, central limit theorem, linear regression, random forest, trees, SVM, etc.
• Intermediate
• ~100 Exercises: vectors, control flow, functions, enviroments, conditions, functions, expressions, debugging, R code in C++.
• Intermediate
• ~120 Statistics Exercises: probability, descriptive statistics, linear regression, test hypothesis, confidence intervals, time series.
• Intermediate
• ~200 Exercises solutions.
• Intermediate
• 20 Statistics Problems
• Intermediate
• 14 Exercises: sql queries, remove blanks, vectors, regex, clustering, etc.
M University
Views: 121
• 6 Statistics Problems
Kaggle
Views: 172
• ~150 Data Science Projects with real datasets.
• Beginner – Intermediate – Advanced
• 60 Exercises
• If you know a blog or website with proper R exercises or proejcts, please share with us!

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