analysis.js
1.11 KB
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import { numFormat } from '../utils/util';
const analysis = {
"STDEVP": function (mean, array1d) {
let cov = 0;
for (let i = 0; i < array1d.length; i++) {
let xi = array1d[i];
cov += Math.pow(xi - mean, 2);
}
return numFormat(Math.sqrt(cov / array1d.length));
},
"STDEV": function (mean, array1d) {
let cov = 0;
for (let i = 0; i < array1d.length; i++) {
let xi = array1d[i];
cov += Math.pow(xi - mean, 2);
}
return numFormat(Math.sqrt(cov / (array1d.length - 1)));
},
"VARP": function (mean, array1d) {
let cov = 0;
for (let i = 0; i < array1d.length; i++) {
let xi = array1d[i];
cov += Math.pow(xi - mean, 2);
}
return numFormat(cov / array1d.length);
},
"let": function (mean, array1d) {
let cov = 0;
for (let i = 0; i < array1d.length; i++) {
let xi = array1d[i];
cov += Math.pow(xi - mean, 2);
}
return numFormat(cov / (array1d.length - 1));
},
};
export default analysis;