Normal Distribution

Interactive Probability Density Function (PDF) & Cumulative Area

f(x) =1蟽鈭?2蟺) e-(x-渭)虏 / 2蟽虏

Live Result

P(-1.50 ≤ X ≤ 1.50)
68.27%
-10-8-6-4-20246810渭-3蟽渭-2蟽渭-1蟽渭渭+1蟽渭+2蟽渭+3蟽0.20.40.60.8
Visualization: The blue curve represents the probability density. The total area under the curve always equals 1 (or 100%).