A beverage bottling company labels a product as having a mean volume of 12 oz. it is important to the company and consumers that the volume of each beverage is as close to 12 oz as possible. a quality control analyst randomly selects 40 beverages and finds that the mean volume is 12.2 oz, and the standard deviation is 0.7 oz. the company will need to adjust the bottling procedures if evidence exists that the mean volume of all beverages differs from 12 oz. is this enough evidence at =.05 to conclude that the mean volume of all beverages differs from 12 oz? the test statistic is calculated to be 1.81. what is the p-value of the test? round final answer to 4 decimal places.