In an article in CA Magazine, Neil Fitzgerald surveyed Scottish business customers conceming their satisfaction with aspects of their banking relationships. Fitzgerald reports that, in 420 telephone interviews conducted by George Street Research, 67 percent of the respondents gave their banks a high rating for overall satisfaction. {3) Assuming that the sample is randomly selected, calculate a 99 percent confidence interval for the proportion of all Scottish business customers who give their banks a high rating for overall satisfaction. {Round your answers to 3 decimal places.) .......m..m.. - - interval is [b] Based on this interval, can we be 99 percent condent that more than 60 percent of all Scottish business customers give their banks a high rating for overall satisfaction? _ .lhe interval is _E