Statistical Process Control-6

Distribution cont..

Properties of Normal Distribution Curve

  • Symmetrical about its mean value
  • Bell shaped curve
  • Probability Distribution
    • μ + 3σ = 99.73%
    • μ + 2σ = 95.46%
    • μ + 1σ = 68.26%

spc6.png

Properties of Normal Distribution Curve

spc6-1.png

Next:- Distribution Pattern

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