An increase in the rate of consumer savings is frequently tied to a lack of confidence in the economy. A random sample ofn=270

savings accounts in a local community showed a mean increase in savings account values of7.1% over the past12 months,with a standard deviation of5.1%. Estimate the mean percent increase in savings account values over the past12 monthsfor depositors in the community.

_________%

Find the 95% margin of error (in %) for your estimate. (Round your answer to three decimal places.)

_________%