Posts about R language tutorial
R language line chart
May 12, 2021 02:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Line chart titles, colors, and labels, Cases, Multi-line line chart, A line chart is a diagram that connects a series of points by drawing segments between them. T, hese points are sorted in one of their coordinate (usu
R language histogram
May 12, 2021 02:00 0 Comment R language tutorial
Grammar, Grammar, Cases, The range of X and Y values, The histogram represents how often the values of variables are stored in the range. A, histogram is similar to a bar chart, but the difference is that
R language box chart
May 12, 2021 02:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Create a box chart, A box chart with a slot, A box chart is a measure of a well-distributed data in a data set. I, t divides the dataset into three quarters. T, his chart represents the minimum,
R language bar chart
May 12, 2021 02:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Bar chart labels, titles, and colors, Cases, Combine bar charts with stacked bar charts, A bar chart represents the data in a rectangular bar, the length of which is proportional to the value of a variable. T, he R language uses the, funct
R language data frame
May 12, 2021 02:00 0 Comment R language tutorial
Create a data frame, Create a data frame, Gets the structure of the data frame, A summary of the data in the data frame, Extract data from a data frame, Extend the data frame, A data frame is a table or two-dimensional pattern structure in which each column contains the value of a variable, and each row contains a set of val
The R language factor
May 12, 2021 02:00 0 Comment R language tutorial
Cases, Cases, The factor of the data frame, Change the order of levels, The generation factor level, A factor is a data object that is used to classify data and store it as a level. T, hey can store strings and integers. T, hey are useful in columns w
R language matrix
May 12, 2021 02:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Access the elements of the matrix, Matrix calculations, A matrix is an R object in which elements are laid out in a two-dimensional rectangle. T, hey contain elements of the same atomic type. A, lthough we
R language list
May 12, 2021 02:00 0 Comment R language tutorial
Create a list, Create a list, Name the list element, Access list elements, Manipulating list elements, Merge the list, Convert the list to a vector, A list is an R-language object that contains different types of elements, such as numbers, strings, vectors, and another list there. A, list can also
R language pie chart
May 12, 2021 03:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Pie chart title and color, Cases, Slice percentage and chart legend, 3D pie chart, The R programming language has many libraries to create charts and charts. A, pie chart is a slice that represents a value as a circle with a differen
R language CSV file
May 12, 2021 03:00 0 Comment R language tutorial
Get and set up the working directory, Get and set up the working directory, Enter as a CSV file, Read the CSV file, Analyze the CSV file, Write to the CSV file, In the R language, we can read data from files stored outside the R language environment. W, e can also write data to files that will be stored and ac
R language Excel file
May 12, 2021 03:00 0 Comment R language tutorial
Install the xlsx package, Install the xlsx package, Validate and load the "xlsx" package, Enter as an xlsx file, Read the Excel file, Microsoft Excel is the most widely used spreadsheet program that stores .xls data .xlsx or other formats. T, he R language can use some excel-specific
R language binary
May 12, 2021 03:00 0 Comment R language tutorial
Grammar, Grammar, Cases, Write to the binary, Read the binary, A binary is a file that contains information stored only in bits and bytes (0 and 1). T, hey are not human readable because the bytes in it are conver
R language XML file
May 12, 2021 03:00 0 Comment R language tutorial
Enter the data, Enter the data, Read the XML file, The details of the first node, XML to data frames, XML is a file format that uses standard ASCII text to share file formats and data on the World Wide Web, intranet and elsewhere. I, t represents the E
R language JSON file
May 12, 2021 03:00 0 Comment R language tutorial
Install the rjson package, Install the rjson package, Enter the data, Read the JSON file, Convert JSON to a data frame, JSON files store data as text in a human-readable format. J, ohnson represents JavaScript Object Notation. R, can use the rjson package to read the JS
R language web data
May 12, 2021 03:00 0 Comment R language tutorial
Install the package for the R language, Install the package for the R language, Enter the data, Cases, Verify that the file is downloaded, Many websites provide data for their users to use. F, or example, the World Health Organization (WHO) provides reports of health and medical informati