A study of a recent diet plan claimed that the amounts of weight lost by all persons using the plan had a mean of 19.2 p
Posted: Thu May 12, 2022 10:21 am
A study of a recent diet plan claimed that the amounts of weight lost by all persons using the plan had a mean of 19.2 pounds and a standard deviation of 4.6 pounds. Random samples of size 75 are taken from persons using this plan. What would be the standard deviation of the distribution of the sample means? Round to two decimal places, if necessary