Function interval

interval(
values: readonly number[],
): { high: number | null; low: number | null; mean: number | null }
The mean and its 95% interval: Wilson's for right-or-wrong scores, Student's t otherwise.
Parameters
- values: readonly number[]
Returns { high: number | null; low: number | null; mean: number | null }
- Defined in src/evaluate.ts:29