Notary Public and Data Scientist Specialist
Public
Edited
Sep 14, 2023
HTL-MAR-FiddlerCrabBodySize.csv
Type Table, then Shift-Enter. Ctrl-space for more options.
crabs[0]
crabsJS = crabs.map(d => ({lat: d.Latitude,
site: d["Site "],
sizeMm: d.carapace_width,
airTempC: d.MATA,
waterTempC: d.MATW
}))
crabsJS
X
airTempC
Y
sizeMm
Color
#ff77a7
Size
—
Facet X
—
Facet Y
—
Mark
Auto
Type Chart, then Shift-Enter. Ctrl-space for more options.
Plot.plot({
color: { legend: true },
x: { label: "Air Temperature (c)" },
y: { label: "Carapace Size (mm)" },
marks: [
Plot.dot(crabsJS, {
x: "airTempC",
y: "sizeMm",
fill: function (d) { return d.waterTempC >= pickSize ? "steelblue" : "grey"},
r: 6,
opacity: 0.5,
tip: true
})
]
})
ML = require("https://www.lactame.com/lib/ml/6.0.0/ml.min.js")
crabsLM = new ML.SimpleLinearRegression(
crabsJS.map(d => d.lat),
crabsJS.map(d => d.sizeMm))
The slope es ${crabsLM.slope.toFixed(3)}.
Plot.plot({
marginLeft: 30,
marks: [
Plot.dot(crabsJS, {x: "lat", y: "sizeMm", tip: true, fill: "steelblue"}),
Plot.linearRegressionY(crabsJS, {x: "lat", y: "sizeMm", stroke: "orange"}),
Plot.frame()
],
x : {label: "Latitude", labelOffset : 25},
y : {label: "Size (mm)"}
})
maxTemp = d3.max(crabsJS, (d) => d.waterTempC)
minTemp = d3.min(crabsJS, function(d) {
return d.waterTempC;
});
tempMin = d3.min(crabsJS.map(d => d.waterTempC))
Purpose-built for displays of data
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