Throughout a weather report, a meteorologist states that the daily median temperature for month of January in San Diego is 58° Fahrenheit. The temperatures (in degrees F) for 18 randomly chosen January days in San Diego are listed below. Determine a 90% confidence interval for daily median temperature.
58 62 55 55 53 52 52 59 55
55 60 56 57 61 58 63 63 55