The president of the Madaba Bank wants to confırm her belief that the bank has a low rate of customers with regular saving accounts poll conducted by the marketing department at AUM in which 2000 randomly selected adults were chosen and 1280 of them have mo regular savings account. Find the 95% confidence interval for the true proportion of adults who have money in regular saving account Select one: O a. 0.619

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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The president of the Madaba Bank wants to confirm her belief that the bank has a low rate of customers with regular saving accounts. She reads a
poll conducted by the marketing department at AUM in which 2000 randomly selected adults were chosen and 1280 of them have money in
regular savings account. Find the 95% confidence interval for the true proportion of adults who have money in regular saving accounts.
Select one:
O a. 0.619<p<0.661
O b. 0.561<p<0.661
0.539<p<0.633
O d. 0.539<p<0.643
Transcribed Image Text:The president of the Madaba Bank wants to confirm her belief that the bank has a low rate of customers with regular saving accounts. She reads a poll conducted by the marketing department at AUM in which 2000 randomly selected adults were chosen and 1280 of them have money in regular savings account. Find the 95% confidence interval for the true proportion of adults who have money in regular saving accounts. Select one: O a. 0.619<p<0.661 O b. 0.561<p<0.661 0.539<p<0.633 O d. 0.539<p<0.643
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