i. The standard normal distribution is the appropriate distribution when testing a hypothesis about a
Population proportion.
ii. When testing population proportions, the z statistic can be used when np and n(1 - p) are greater
Than five.
iii. To conduct a test of proportions, the assumptions required for the binomial distribution must be
met.
A) (i) , (ii) , and (iii) are all correct statements.
B) (i) is a correct statement but not (ii) or (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements but not (i) .
E) (i) , (ii) , and (iii) are all false statements.
Correct Answer:
Verified
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