49 lines
2.8 KiB
XML
49 lines
2.8 KiB
XML
<svg width="650" height="320" xmlns="http://www.w3.org/2000/svg">
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<!-- Main bell curve -->
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<path d="M 60,260 C 100,258 150,240 200,180 C 230,140 260,70 325,55 C 390,70 420,140 450,180 C 500,240 550,258 590,260" fill="#3498db" opacity="0.12" stroke="#3498db" stroke-width="2.5"/>
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<!-- Baseline -->
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<line x1="50" y1="260" x2="600" y2="260" stroke="#333" stroke-width="1.5"/>
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<!-- Mean line (1st moment) -->
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<line x1="325" y1="50" x2="325" y2="260" stroke="#e74c3c" stroke-width="2" stroke-dasharray="6,3"/>
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<circle cx="325" cy="260" r="4" fill="#e74c3c"/>
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<!-- Mean label -->
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<rect x="240" y="18" width="170" height="24" rx="4" fill="#e74c3c" opacity="0.15"/>
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<text x="325" y="35" fill="#e74c3c" font-size="12" font-weight="bold" text-anchor="middle">1st moment: Mean (centre)</text>
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<!-- Variance arrows (2nd moment) -->
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<line x1="200" y1="200" x2="325" y2="200" stroke="#27ae60" stroke-width="2"/>
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<line x1="450" y1="200" x2="325" y2="200" stroke="#27ae60" stroke-width="2"/>
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<polygon points="200,196 210,200 200,204" fill="#27ae60"/>
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<polygon points="450,196 440,200 450,204" fill="#27ae60"/>
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<text x="250" y="218" fill="#27ae60" font-size="11" font-weight="bold">spread</text>
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<text x="390" y="218" fill="#27ae60" font-size="11" font-weight="bold">spread</text>
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<!-- Variance label -->
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<rect x="420" y="176" width="200" height="24" rx="4" fill="#27ae60" opacity="0.15"/>
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<text x="520" y="193" fill="#27ae60" font-size="12" font-weight="bold" text-anchor="middle">2nd moment: Variance (spread)</text>
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<!-- Skewness annotation (3rd moment) -->
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<path d="M 160,255 C 170,250 185,230 195,210" fill="none" stroke="#9b59b6" stroke-width="2"/>
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<polygon points="195,210 189,218 198,216" fill="#9b59b6"/>
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<text x="110" y="248" fill="#9b59b6" font-size="11" font-weight="bold">left tail</text>
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<path d="M 490,255 C 480,250 465,230 455,210" fill="none" stroke="#9b59b6" stroke-width="2"/>
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<polygon points="455,210 461,218 452,216" fill="#9b59b6"/>
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<text x="492" y="248" fill="#9b59b6" font-size="11" font-weight="bold">right tail</text>
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<!-- Skewness label -->
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<rect x="20" y="275" width="250" height="24" rx="4" fill="#9b59b6" opacity="0.15"/>
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<text x="145" y="292" fill="#9b59b6" font-size="12" font-weight="bold" text-anchor="middle">3rd moment: Skewness (asymmetry)</text>
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<!-- Kurtosis annotation (4th moment) -->
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<path d="M 325,55 L 325,80" fill="none" stroke="#f39c12" stroke-width="2"/>
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<polygon points="321,55 325,46 329,55" fill="#f39c12"/>
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<text x="365" y="72" fill="#f39c12" font-size="11" font-weight="bold">peak height</text>
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<!-- Kurtosis label -->
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<rect x="380" y="275" width="240" height="24" rx="4" fill="#f39c12" opacity="0.15"/>
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<text x="500" y="292" fill="#f39c12" font-size="12" font-weight="bold" text-anchor="middle">4th moment: Kurtosis (tail weight)</text>
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</svg> |