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flykhan
2026-05-03 11:47:30 +08:00
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<svg width="600" height="200" xmlns="http://www.w3.org/2000/svg">
<!-- Number line -->
<line x1="40" y1="120" x2="560" y2="120" stroke="#ccc" stroke-width="1"/>
<!-- Whisker left -->
<line x1="80" y1="80" x2="80" y2="120" stroke="#333" stroke-width="2"/>
<line x1="80" y1="100" x2="180" y2="100" stroke="#333" stroke-width="2"/>
<text x="80" y="145" fill="#666" font-size="11" text-anchor="middle">Min</text>
<!-- Box -->
<rect x="180" y="70" width="200" height="60" fill="#3498db" opacity="0.2" stroke="#3498db" stroke-width="2" rx="3"/>
<!-- Q1 line -->
<line x1="180" y1="65" x2="180" y2="135" stroke="#3498db" stroke-width="2"/>
<text x="180" y="155" fill="#3498db" font-size="11" font-weight="bold" text-anchor="middle">Q1</text>
<text x="180" y="170" fill="#666" font-size="10" text-anchor="middle">(25th)</text>
<!-- Median line -->
<line x1="300" y1="65" x2="300" y2="135" stroke="#e74c3c" stroke-width="3"/>
<text x="300" y="155" fill="#e74c3c" font-size="11" font-weight="bold" text-anchor="middle">Median</text>
<text x="300" y="170" fill="#666" font-size="10" text-anchor="middle">(50th)</text>
<!-- Q3 line -->
<line x1="380" y1="65" x2="380" y2="135" stroke="#3498db" stroke-width="2"/>
<text x="380" y="155" fill="#3498db" font-size="11" font-weight="bold" text-anchor="middle">Q3</text>
<text x="380" y="170" fill="#666" font-size="10" text-anchor="middle">(75th)</text>
<!-- Whisker right -->
<line x1="380" y1="100" x2="480" y2="100" stroke="#333" stroke-width="2"/>
<line x1="480" y1="80" x2="480" y2="120" stroke="#333" stroke-width="2"/>
<text x="480" y="145" fill="#666" font-size="11" text-anchor="middle">Max</text>
<!-- IQR brace -->
<path d="M 185,55 L 185,48 L 375,48 L 375,55" fill="none" stroke="#27ae60" stroke-width="1.5"/>
<text x="280" y="44" fill="#27ae60" font-size="11" font-weight="bold" text-anchor="middle">IQR = Q3 - Q1</text>
<!-- Outlier -->
<circle cx="535" cy="100" r="5" fill="none" stroke="#e74c3c" stroke-width="2"/>
<text x="535" y="85" fill="#e74c3c" font-size="10" font-weight="bold" text-anchor="middle">outlier</text>
<!-- Title -->
<text x="300" y="20" fill="#333" font-size="14" font-weight="bold" text-anchor="middle">Box Plot Anatomy</text>
</svg>
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