What do tests of proportions require of both np and n(1

Name: What do tests of proportions require of both np and n(1 - p)? A) Exceed 30 B) Exceed 5 C) Exceed 100 D) Be equal E) None of these statements are true
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Question

What do tests of proportions require of both np and n(1 - p)?
A) Exceed 30
B) Exceed 5
C) Exceed 100
D) Be equal
E) None of these statements are true

Quizplus · Accepted Answer

Tests of proportions require that both np and n(1 - p) exceed 5 to ensure that the sampling distribution of the sample proportion is approximately normal.