(Solved): In a simple random sample of 1000 people, 261 are left-handed. Find a 95% confidence interval for th ...
In a simple random sample of 1000 people, 261 are left-handed. Find a 95% confidence interval for the true proportion of left-handed people in the entire population.
Say the answer is (L,U).
What is U-L? (3 desimal)