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10 questions from this quiz
p̂ = x/n
Population proportion
n*p̂ ≥ 5
Larger n normalizes p̂
E(𝑝̂) = p̂
SD = √(p̂(1-p̂)/n)
To calculate probabilities
Distribution becomes normal
0.50
z = (p̂ - E(𝑝̂))/SD
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