The avatar for @mcmcclur
Mark McClure
I'm a professor of mathematics at the University of North Carolina Asheville. I've also done a fair amount of consulting work over the years focusing on scientific and data visualization. I'm happy to be part of the first Observable Ambassador's cohort.
Published
Teaching Statistics
Edited
Oct 7, 2020
2 forks
4 stars
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function t_pic(t1, t2, dof, w) {
let xmin = -5.2;
let xmax = 5.2;
let plot = plotter({
xDomain: [xmin, xmax],
yDomain: [0.5, -0.05],
grid: false,
width: w,
height: w / 2,
xLabel: '',
yLabel: '',
yTickCount: 5,
xTickCount: 5
});

let a = d3.max([t1, xmin]);
let b = d3.min([t2, xmax]);
let dx = 0.05;
let pts = [{ x: a, y: 0 }]
.concat(
d3.range(a, b, dx).map(x => ({ x: x, y: jstat.studentt.pdf(x, dof) }))
)
.concat([{ x: b, y: jstat.studentt.pdf(b, dof) }, { x: b, y: 0 }]);
plot.polygon(pts, { fill: 'lightblue', width: 0.2 });
plot.func(x => jstat.studentt.pdf(x, dof), {
stroke: 'black',
width: 2
});

return plot.node;
}
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jstat = require('jstat')
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import { plotter } from '50dadfdec01c15a8'
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import { slider, text } from "@jashkenas/inputs"
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d3 = require('d3-selection@1', 'd3-array@1')
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