The avatar for @devinbayly
Devin Bayly
Public
Edited
Mar 1, 2023
1
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import { athletes } from "@observablehq/plot"
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athletes
Type Table, then Shift-Enter. Ctrl-space for more options.

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athletes
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yvar = "nationality"
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xvar="height"
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arrowTable = aq.from(athletes)
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groupIt = arrowTable.groupby(yvar)
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means = groupIt.rollup({ mean: aq.op.median(xvar) })
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vars = groupIt.rollup({ vars: aq.op.variance(xvar) })
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together = means.join(vars)
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data = together.objects()
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Plot.plot({
grid: true,
marks: [
Plot.dot(data, {
x: "mean",
y: yvar,
sort: {
y: "x"
}
}),
Plot.link(data, {
x1: (d) => d.mean - d.vars,
x2: (d) => d.mean + d.vars,
y: yvar
})
]
})
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svg = d3.select(output)
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svg.selectAll("
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