Power
Select type of test:
proportions
means
Null hypothesis is H₀: p₀ =
True proportion p =
Alternative hypothesis is H
a
:
p < p₀
p > p₀
p ≠ p₀
Null hypothesis is H₀: μ₀ =
True mean μ =
Population SD σ =
Alternative hypothesis is H
a
:
μ < μ₀
μ > μ₀
μ ≠ μ₀
Sample size =
α =
Calculate and plot:
Power
α
β
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