@cran/lib.vue.ref/src/statistics/useStatAvg.ts

Vue Reactivity Extensions

import { computed } from "vue";
import { type MaybeWrapped, unwrap } from "../utility";

/**
 * @since 0.0.1
 * @category Statistics
 */
export function useStatAvg (
  values: MaybeWrapped<Array<MaybeWrapped<number>>>
) {
  return computed(function computedMathAvg ( ) {
    let result = 0;
    let index = 0;

    for (const value of unwrap(values)) {
      result = (( index * result ) + unwrap(value)) / ++index;
    }

    return result;
  });
}