In which situation may the sample proportion safely be assumed to follow a normal distribution?
A)n = 100,π = 0.06
B)n = 250,π = 0.02
C)n = 30,π = 0.50
D)n = 500,π = 0.01

Question

Quizplus · Accepted Answer

The sample proportion can be assumed to follow a normal distribution if both nπ and n(1-π) are greater than 5. For option C, nπ = 15 and n(1-π) = 15, both greater than 5.

In Which Situation May the Sample Proportion Safely Be Assumed