Question

Using α = 0.05, a confidence interval for a population proportion is determined to be 0.15 to 0.35. If the level of significance is increased, the interval for the population proportion
a. becomes narrower.
b. becomes wider.
c. Not enough information is provided to answer this question.
d. does not change.

Answer 1

Answer:

A

Explanation:

if the level of significance is increased, the interval for the population proportion will become narrower. using α = 0.05, a confidence interval for a population proportion is determine to be 0.15 to 0.35 if the level of interval is decreased