{"name":"statistics","title":"Descriptive Statistics Calculator","category":"math","description":"Mean, median, min/max, range, variance and standard deviation of a number list.","price_usd":0.001,"input_schema":{"type":"object","properties":{"numbers":{"type":"array","description":"Array of numbers"},"sample":{"type":"boolean","description":"Use sample (n-1) variance/stddev instead of population"}},"additionalProperties":false,"required":["numbers"]}}