269 lines
20 KiB
XML
269 lines
20 KiB
XML
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<svg id="chi-square_cdf" version="1.1" baseProfile="full" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:ev="http://www.w3.org/2001/xml-events" width="600" height="400">
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<title>Cumulative chi-Square distribution</title>
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<desc>
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chi-square distribution
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F_k(x) = \int_0^x t^(n/2-1) * exp(-t/2) / (2^(n/2) * gamma(n/2)) dt
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from Wikimedia Commons
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plot-range: 0 to 8
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plotted with cubic bezier-curves
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the bezier-controll-points are calculated to give a very accurate result.
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accuracy is 0.00001 units
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symbols in "Computer Modern" (TeX) font embedded
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created with a plain text editor using GNU/Linux
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about: http://commons.wikimedia.org/wiki/Image:chi-square_cdf.svg
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source: http://commons.wikimedia.org/
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rights: GNU Free Documentation license,
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Creative Commons Attribution ShareAlike license
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</desc>
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<use xlink:href="#dot" x="-777.8" y="0"/>
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</g>
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</g>
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they are furthermore positioned in a way to minimize the average
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quadratic distance between the bezier-curve and the function. -->
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stroke-width="0.05px" stroke-linecap="butt"
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C 1.79237,0.56683 2.37356,1.01718 3.02976,1.52301
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C 3.68012,2.02434 4.39005,2.56900 5.23051,3.05800
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C 6.07454,3.54906 6.96246,3.93292 8.00000,4.21882" />-->
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stroke-width="0.05px" stroke-linecap="butt"
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d="M 0.00000,0.00000
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C 0.23947,0.00000 0.44397,-0.00019 0.64945,0.00653
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C 1.02199,0.01870 1.40460,0.05400 1.83134,0.15709
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C 2.28297,0.26618 2.72770,0.43764 3.20850,0.67466
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C 3.97000,1.05006 4.74882,1.55381 5.61336,2.07226
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C 6.34119,2.50873 7.11614,2.94734 8.00000,3.33703" />-->
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stroke-width="0.05px" stroke-linecap="butt"
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C 0.28449,0.00000 0.48369,-0.00010 0.67310,0.00204
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C 1.11336,0.00704 1.54213,0.02490 1.99796,0.09463
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C 2.46863,0.16663 2.93537,0.28900 3.44611,0.48334
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C 4.07474,0.72255 4.69659,1.04282 5.35484,1.40468
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C 6.17299,1.85444 7.03211,2.35992 8.00000,2.83265" />-->
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stroke-width="0.05px" stroke-linecap="butt"
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d="M 0.00000,0.00000
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C 0.58419,0.00000 0.88886,-0.00014 1.16867,0.00175
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C 1.84698,0.00634 2.46301,0.02399 3.09782,0.10486
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C 3.78740,0.19271 4.45162,0.34937 5.18462,0.60746
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C 6.11333,0.93444 7.02260,1.37844 8.00000,1.85582" />-->
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<g id="legend_lines" transform="translate(46.5,20)">
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<path id="curvel-2" transform="translate(0,30)" fill="none" stroke="#00dd00" stroke-width="3px" stroke-linecap="butt" d="M 0,0 H -30"/>
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</g>
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<g id="legend_labels" transform="translate(59,26)">
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<g id="k_is_1" transform="translate(0,0) scale(0.025,-0.025)">
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</g>
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</g>
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<g id="k_is_6" transform="translate(0,120) scale(0.025,-0.025)">
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<use xlink:href="#equal" x="581.7" y="0"/>
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</g>
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</svg>
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