In a survey of 1430 undergraduate students, 43% of undergraduates reported that they had four or more credit cards.13credit cards.13 The 95% confidence interval for the proportion of all college students who had four or more credit cards is(0.4043,0.4557).

Would a 97% confidence interval be wider or narrower than than a 95% confidence interval? Verify your results by computing theinterval.

Give your answer as an interval in the form (lower bound,upper bound). Give your numbers to four decimalplaces.

97% confidenceinterval: