A newsgroup is interested in constructing a 95% confidence interval for the proportion of all Americans who are in favor of a new Green initiative. Of the 600 randomly selected Americans surveyed, 315 were in favor of the initiative.
Round your answers to two decimal places.
A. With 95% confidence the proportion of all Americans who favor the new Green initiative is between _____ and _____ .
B. If many groups of 600 randomly selected Americans were surveyed, then a different confidence interval would be produced from each group. About _____ percent of these confidence intervals will contain the true population proportion of Americans who favor the Green initiative and about _____ percent will not contain the true population proportion.