stats

Mean Absolute Deviation

MAD = Σ|xᵢ−x̄|/n — mean-based and median-based modes, deviation table, MAD vs SD comparison, dot plot with deviation lines.

Centre

Input

Numbers (comma or space separated)

Results

n—

Mean (x̄)—

Median—

MAD from mean—

MAD from median—

Relative MAD (mean)—

SD (sample)—

MAD / (0.7979 × SD)—

MAD = (1/n)Σ|xᵢ − c| · For normal dist, MAD ≈ 0.7979 × σ