StatPowers
Sampling Distribution (Proportion)
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Distribution Parameters:
Successes
Sample Proportion
Sample Size
Choose Calculator Type
Probability
Percentiles
Probability
Results:
Above
Below
Between
Tails
Above
Below
Between
Tails
P̂ ≥
P̂ ≤
≤ P̂ ≤
P̂ ≤
or
≤ P̂
X ≥
X ≤
≤ X ≤
X ≤
or
≤ X
Results:
μ
P̂
=
σ
P̂
=
Approximate (normal) probability:
Exact (binomial) probability: