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R 錦囊妙計
book

R 錦囊妙計

by Paul Teetor
January 2014
Beginner to intermediate content levelBeginner to intermediate
488 pages
8h 1m
Chinese
GoTop Information, Inc.
Content preview from R 錦囊妙計
452
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索引
exponential smoothing ( 指數平滑法 ), 442
exponentiation (^) ( 指數化 ), 44, 323, 324
expsmooth package (expsmooth 套件 ), 442
extracting ( 擷取 )
Julian date ( 太陽日期 ), 199
oldest/newest observations ( 最舊 / 最新觀測
), 406
parts of a date ( 日期的部份 ), 200
substrings ( 子字串 ), 188
F
F distributions (F 分配 ), 206
F statistic (F 統計量 ), 301, 302, 312
factor analysis/factanal() function ( 因素分析 /
factanal() 函數 ), 392
factors ( 因子 )
categorical variables as ( 類別變數 ), 120
creating ( 創造 ), 120
creating box plot for each level ( 繪製每個分類
層級的盒鬚圖 ), 280
creating scatter plot for each level ( 繪製每個
分類層級的散佈圖 ), 265
defining groups via ( 定義群集透過 ), 171
factor() function (factor() 函數 ), 120, ...
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Publisher Resources

ISBN: 9789862769829