Z-Score Calculator
Calculate z-score from mean and std deviation
公式
z = (x - μ) / σ
Standardizes a value relative to the distribution mean.
示例
x=85, μ=75, σ=10
z = 1.0, ~84th percentile.
常见问题
关于 Z-Score
Calculate z-score and approximate percentile.
Calculate z-score from mean and std deviation
Standardizes a value relative to the distribution mean.
z = 1.0, ~84th percentile.
Calculate z-score and approximate percentile.