Answered step by step
Verified Expert Solution
Question
1 Approved Answer
1.An Ipsos poll found that 452 out of 1005 people believe that UFOs exist and have visited the Earth. a.Find the 99% confidence interval of
1.An Ipsos poll found that 452 out of 1005 people believe that UFOs exist and have visited the Earth.
a.Find the 99% confidence interval of this distribution.
b.What minimum sample size would be required in order to assure a margin of error no more than 4%?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started