Kingsli is hired by an international humanitarian organization to determine how effective their relief efforts have been. Each relief effort is rated on a scale of 1 to 100. Kingsli takes a random sample of files on 60 relief efforts and looks up their effectiveness scores. He finds that the organizations' relief efforts score, on average, a 58, with a standard deviation of 10.

Calculate a 95% confidence interval for the average relief effort score. Report the lower and upper bounds of the confidence interval below.