You measure 33 backpacks' weights, and find they have a mean weight of 66 ounces. Assume the population standard deviation is 3 ounces. Based on this, what is the maximal margin of error associated...

You measure 33 backpacks' weights, and find they have a mean weight of 66 ounces. Assume the population standard deviation is 3 ounces. Based on this, what is the maximal margin of error associated with a 90% confidence interval for the true population mean backpack weight.


Give your answer as a decimal, to two places