Solution Found!
Answer: Construct a confidence interval of the population
Chapter 5, Problem 17AYU(choose chapter or problem)
QUESTION:
Construct a confidence interval of the population proportion at the given level of confidence.
x = 120, n = 500, 99% confidence
Questions & Answers
QUESTION:
Construct a confidence interval of the population proportion at the given level of confidence.
x = 120, n = 500, 99% confidence
ANSWER:Step 1 of 2
We have x = 120, n = 500, 99% confidence
Confidence interval of the population proportion is calculated by using the formula
,
Where, p = population estimator
= sample estimator
n = sample size and
= The value of the z? multiplier is dependent on the level of confidence.