Titlebook: R Quick Syntax Reference; A Pocket Guide to th Margot Tollefson Book 20192nd edition Margot Tollefson 2019 R.quick.syntax.reference.handboo

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Margot Tollefson a clear diagnosis. For a rheographic [136] study an AC-field is used and the impedance changes registered (fig. 20). After 10 minutes of exposing the lumbar sympathetic chain of the respective side to the named electric impulses, the study is repeated and results are compared with the initial contr

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The R Prompt and the R Studio WindowsThis chapter covers the R prompt and the R Studio windows. It starts with descriptions of the three parts of R: objects, operators, and assignments. It continues with a discussion of working with the R prompt, followed by an example of doing a calculation at the R prompt. Afterward, it describes the four R Studio windows.

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Descriptive Functions and Manipulating ObjectsFor arrays, matrices, vectors, lists, and expressions, in command line R, there are a number of functions that describe various attributes of an object. In R Studio, many attributes, such as the number of columns in a matrix or the length of a list, are given to the right of the object name under the “Environment” tab in the upper right window.

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Margot TollefsonA unique quick reference book detailing the intricacies of the R language.Updated to cover R 3.4 and 3.5 features.Learn R to write your own functions and analyze data

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