Continuity Correction Factor

[Mortal9090]

If P(X=n) use P(n – 0.5 < X < n + 0.5)
If P(X>n) use P(X > n + 0.5)
If P(X≤n) use P(X < n + 0.5)
If P (X<n) use P(X < n – 0.5)
If P(X ≥ n) use P(X > n – 0.5)


HTH

 

[ahmed t]

we use these in binomial approximations

 

[Mortal9090]

we use these in binomial approximations

Indeed.