R Quick Reference

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bitwXor cor cut det eigen fft hist lm lm_poly logic-JKFF LogicalAddition LogicalMultiplication lsfit mean nls polyroot qqnorm solve sum uniroot var-test xor

5.27.2014

polyroot

Posted by ix86org at 8:38 PM

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R is a language and environment for statistical computing and graphics.

SUM ... Sum of Vector Elements
MEAN ... Arithmetic Mean
CUT ... Convert Numeric to Factor

HIST ... Histogram Plot
QQNORM ... Normal QQ Plot
VAR.TEST ... F Test

COR ... Correlation ( pearson / kendall / spearman )
LSFIT ... Find the Least Squares Fit
LM ... Fitting Linear Models
NLS ... Nonlinear Least Squares

SOLVE ... Solve a System of Equations
DET ... Calculate the Determinant of a Matrix
EIGEN ... Eigenvalues and Eigenvectors

Operator

Logical Addition
Logical Multiplication
XOR ... Exclusive OR

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