In a nationwide survey conducted by a reputable research center, a sample of adults in a certain country were asked whether they favor a plan to break up a small collection of megabanks, which controlled about 69% of the banking industry; 50% of those sampled responded in the affirmative. According to the report, "the margin of sampling error is +/-4 percentage points with a 95% level of confidence." Find and interpret a 95% confidence interval for the percentage of all adults in the country who favor a plan to break up the megabanks. The 95% confidence interval is from % to %. (Type whole numbers. Use ascending order.)
In a nationwide survey conducted by a reputable research center, a sample of adults in a certain country were asked whether they favor a plan to break up a small collection of megabanks, which controlled about 69% of the banking industry; 50% of those sampled responded in the affirmative. According to the report, "the margin of sampling error is +/-4 percentage points with a 95% level of confidence." Find and interpret a 95% confidence interval for the percentage of all adults in the country who favor a plan to break up the megabanks. The 95% confidence interval is from % to %. (Type whole numbers. Use ascending order.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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