Question: A random sample of size n 144 yielded p

A random sample of size n = 144 yielded p̂ = .76.
a. Is the sample size large enough to use the methods of this section to construct a confidence interval for p̂? Explain.
b. Construct a 90% confidence interval for p.
c. What assumption is necessary to ensure the validity of this confidence interval?

View Solution:


Sale on SolutionInn
Sales0
Views122
Comments
  • CreatedMay 20, 2015
  • Files Included
Post your question
5000