You measure 48 watermelons' weights, and find they have a mean weight of 69 ounces. Assume the population standard deviation is 10.7 ounces. Based on this, what is the maximal margin of error...

You measure 48 watermelons' weights, and find they have a mean weight of 69 ounces. Assume the population standard deviation is 10.7 ounces. Based on this, what is the maximal margin of error associated with a 90% confidence interval for the true population mean watermelon weight.


Give your answer as a decimal, to two places


±±  ounces