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Z-Score Calculator
Calculate the z-score of a value and its corresponding probabilities under the normal distribution.
Z-Score
1.5000
x = 85.0000, μ = 70.0000, σ = 10.0000
Left Tail P(Z < z)
93.32%
Right Tail P(Z > z)
6.68%
Two-Tail P(|Z| > |z|)
13.36%
Bell Curve Description
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μ=70.0000 z=1.5000 x=85.0000
P(Z < z) = 93.32% of data falls below this value.