{"id":1106,"date":"2022-03-24T21:32:00","date_gmt":"2022-03-24T12:32:00","guid":{"rendered":"https:\/\/obgyn.jp\/?p=1106"},"modified":"2022-03-25T12:20:17","modified_gmt":"2022-03-25T03:20:17","slug":"r-distribution","status":"publish","type":"post","link":"https:\/\/obgyn.jp\/?p=1106","title":{"rendered":"R \u306b\u3088\u308b\u9023\u7d9a\u78ba\u7387\u5206\u5e03\u3068\u7d2f\u7a4d\u5206\u5e03\u306e\u63cf\u753b"},"content":{"rendered":"\n<p>\u6b63\u898f\u5206\u5e03\u3001t \u5206\u5e03\u3001\u30ab\u30a42\u4e57\u5206\u5e03\u3001F \u5206\u5e03\u3001\u30d9\u30fc\u30bf\u5206\u5e03\u3001\u30ef\u30a4\u30d6\u30eb\u5206\u5e03\u3001\u4e00\u69d8\u5206\u5e03\u3001\u30ac\u30f3\u30de\u5206\u5e03\u3001\u30b3\u30fc\u30b7\u30fc\u5206\u5e03\u3001\u6307\u6570\u5206\u5e03\u3001\u5bfe\u6570\u6b63\u898f\u5206\u5e03\u3001\u3079\u304d\u5206\u5e03\uff08\u30d1\u30ec\u30fc\u30c8\u5206\u5e03\uff09\u3092\u63cf\u753b\u3059\u308b\uff08<a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Distributions.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" title=\"Distributions\">Distributions<\/a>\uff09\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Normal.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" title=\"\u6b63\u898f\u5206\u5e03\">\u6b63\u898f\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u6b63\u898f\u5206\u5e03\u3068\u6a19\u6e96\u6b63\u898f\u5206\u5e03\u3092\u63cf\u304f\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#\u6b63\u898f\u5206\u5e03\u3002\u5e73\u574750\u3001\u6a19\u6e96\u504f\u5dee5\u3002\ncurve(dnorm(x,50,5),30,70) #\u78ba\u7387\u5206\u5e03\ncurve(qnorm(x,50,5)) #\u7d2f\u7a4d\u5206\u5e03\n#\u6a19\u6e96\u6b63\u898f\u5206\u5e03\ncurve(dnorm, -5,5) #\u78ba\u7387\u5206\u5e03\ncurve(qnorm) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/TDist.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">t \u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u81ea\u7531\u5ea6\u30921\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dt(x,1),-1,1) #\u78ba\u7387\u5206\u5e03\ncurve(qt(x,1)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Chisquare.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u30ab\u30a42\u4e57\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u81ea\u7531\u5ea6\u30923\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dchisq(x, 3)) #\u78ba\u7387\u5206\u5e03\ncurve(qchisq(x, 3)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Fdist.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">F \u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u81ea\u7531\u5ea6\u30925\u306810\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(df(x,5,10)) #\u78ba\u7387\u5206\u5e03\ncurve(qf(x,5,10)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Beta.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u30d9\u30fc\u30bf\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u30d1\u30e9\u30e1\u30fc\u30bf\u30920.3\u30680.5\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dbeta(x,0.3,0.5)) #\u78ba\u7387\u5206\u5e03\ncurve(qbeta(x,0.3,0.5)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Weibull.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u30ef\u30a4\u30d6\u30eb\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f shape = 0.8, scale = 2 \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dweibull(x,0.8,2)) #\u78ba\u7387\u5206\u5e03\ncurve(qweibull(x,0.8,2)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Uniform.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u4e00\u69d8\u5206\u5e03<\/a><\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dunif(x,-1,1),-1.1,1.1) #\u78ba\u7387\u5206\u5e03\ncurve(qunif(x,-1,1)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/GammaDist.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u30ac\u30f3\u30de\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f shape = 2, scale = 1.5 \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dgamma(x,2,1.5),0,5) #\u78ba\u7387\u5206\u5e03\ncurve(qgamma(x,2,1.5)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Cauchy.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u30b3\u30fc\u30b7\u30fc\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f location = 0, scale = 1 \u306e\u6a19\u6e96\u30b3\u30fc\u30b7\u30fc\u5206\u5e03\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dcauchy(x,0,1),-1,1) #\u78ba\u7387\u5206\u5e03\ncurve(qcauchy(x,0,1)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Exponential.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u6307\u6570\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f rate = 2 \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dexp(x,2)) #\u78ba\u7387\u5206\u5e03\ncurve(qexp(x,2)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/stat.ethz.ch\/R-manual\/R-devel\/library\/stats\/html\/Lognormal.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u5bfe\u6570\u6b63\u898f\u5206\u5e03<\/a><\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092 1, 2 \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curve(dlnorm (x,1,2),1,3, log = \"xy\") #\u78ba\u7387\u5206\u5e03\ncurve(qlnorm (x,1,2)) #\u7d2f\u7a4d\u5206\u5e03<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u3079\u304d\u5206\u5e03\uff08\u30d1\u30ec\u30fc\u30c8\u5206\u5e03\uff09<\/h4>\n\n\n\n<p>\u3053\u3053\u3067\u306f a \u3092 shape\u3001b \u3092 scale \u3068\u3057\u3066\u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u3001a = 2, b = 1 \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"r\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#\u78ba\u7387\u5bc6\u5ea6\u95a2\u6570\nFd = function(x, a, b) a\/b * (b\/x)^(a+1) \ncurve(Fd(x,2,1),1,10, log = \"xy\")\n#\u7d2f\u7a4d\u5206\u5e03\u95a2\u6570\nFq = function(x, a, b) 1-(b\/x)^a\ncurve(Fq(x,2,1))<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6b63\u898f\u5206\u5e03\u3001t \u5206\u5e03\u3001\u30ab\u30a42\u4e57\u5206\u5e03\u3001F 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