The Purpose of Ecology

A Quick (yet su?ciently complete) knowledgeability to R Derek Sonderegger September 17, 2012 1 in that respect are several(prenominal) introductions to R. This is yet an early(a) cardinal of them. Derek Sonderegger discussion section of maths and Statistics Northern Arizona University Contents 1 What is R? 1.1 1.2 R as a simple calculator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 5 6 7 7 8 9 9 10 11 12 12 13 15 15 17 19 19 20 21 23 24 26 2 data Types: vectors 2.1 2.2 2.3 2.4 2.5 2.6 Vector asylum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessing Vector Elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scalar Functions employ to Vectors . . . . . . . . . . . . . . . . . . . . . . . . . . Vector Algebra . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . usually utilise Vector Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . Numerical, Categorical, and Logical Vectors . . . . . . . . . . . . . . . . . . . . . . 3 selective information Types: Matrices and Data Frames 3.1 3.2 Matrices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Data Frames . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . 4 Using R for statistical tables 4.1 4.2 4.3 4.4 d-function() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p-function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . q-function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . r-function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 sanctioned graphing using ggplot2 5.1 5.2 5.3 5.4 Simple Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Color, Size, Shape, and other aesthetic attributes . . . . . . . . . . . . . . . . . ....If you penury to shoot a full essay, lay it on our website: Orderessay

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