Ratings & reviews

4.530 ratings

Anna C.

37 days ago

I thought this was a good way of reviewing how to use R. Now I would like a course on ggplot.

Ana H.

47 days ago

Second part whay better than first one

David J.

232 days ago

70%
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info

Complete all chapters to get certificate

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Matrices

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In the first section, you will learn the two-dimensional structure that is widely used in math. In R, this data type is used not only for math purposes but also has many real-life purposes.

What is a Matrix?

matrix() Function

Transposing

Matrix Indexation

Namings

Operation with Matrices

Challenge

Data Frames

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In the second section, you will learn data frames - an 'upgraded' version of the matrix. Unlike matrix, the data frame may contain data of different types. Most real-life tables can be represented as data frames. You will learn how to create/manipulate data frames and extract necessary data.

What is a Data Frame?

data.frame() Function

Columns Accessors

Logical Indexing

Manipulating Columns

Manipulating Rows

Challenge

Lists

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In the final section, you will learn the lists in R. This data type works as vectors but may contain data of different types.

What is a List?

Namings

Extracting List Elements

Modifying