In a Gallup Poll, 441 of 507 adults said it was morally wrong to clone humans. a.
Question:
In a Gallup Poll, 441 of 507 adults said it was “morally wrong” to clone humans.
a. What proportion of the respondents believed it morally wrong to clone humans?
b. Find a 95% confidence interval for the population proportion who believed it is morally wrong to clone humans. Assume that Gallup used a simple random sample.
c. Find an 80% confidence interval (using a z* of 1.28 if you are calculating by hand).
d. Which interval is wider, and why?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Introductory Statistics Exploring The World Through Data
ISBN: 9780321978271
2nd Edition
Authors: Robert Gould, Colleen Ryan
Question Posted: