urce A stock analyst believes that the stock volume in 2018

Last updated: 7/11/2023

urce A stock analyst believes that the stock volume in 2018 is different from ed on a random sample of 30 trading days in 2018 he finds the sample mean in shares with a standard deviation of s 11 7 million shares Test the hypoth ng a 95 confidence interval Complete parts a through c below uct a 95 confidence interval about the sample mean of stocks traded in 201 confidence the mean stock volume in 2018 is between million shares and ares three decimal places as needed