You measure 42 backpacks weights and find they have a mean

Last updated: 3/27/2023

You measure 42 backpacks weights and find they have a mean weight of 41 ounces Assume the population standard deviation is 2 1 ounces Based on this what is the margin of error associated with a 95 confidence interval for the true population mean backpack weight Give your answer as a decimal to two places The margin of error is ounces