Americans are stressed out A psychologist would like to estimate the proportion of Americans that...
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Americans are stressed out A psychologist would like to estimate the proportion of Americans that say the future of the nation is a significant source of stress for me To help form an estimate the psychologist randomly selected 650 Americans and found that 63 of the sample agreed with the statement the future of the nation is a significant source of stress for me Using a 95 confidence level determine the margin of error E and a confidence interval for the true proportion of all Americans that say the the future of the nation is a significant source of stress for me Report the confidence interval using interval notation Round solutions to four decimal places if necessary The margin of error is given by E A 95 confidence interval is given by
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