A random sample of 30 strawberry fields gave a mean yield of 80 bushels per acre. From previous studies, it has been determined that the population standard deviation is 4.1 bushels per acre. Based on...

Extracted text: A random sample of 30 strawberry fields gave a mean yield of 80 bushels per acre. From previous studies, it has been determined that the population standard deviation is 4.1 bushels per acre. Based on this, construct a 90% confidence interval for the true population mean yieid. Give your answers as decimals, rounded to two places.