Item 15
Two classmates record the amount of liquid 27 beakers of different sizes in a science classroom can hold. Which statement describes how the classmates can use the data recorded to find the mean amount of liquid the beakers hold?
A.The classmates should add all the values in the data set, divide the result by 27, and then record the value as the mean.
B.The classmates should multiply all the values in the data set, divide the result by 27, and then record the value as the mean.
C.The classmates should order the data from greatest to least and then record the middle value as the mean.
D.The classmates should order the data from least to greatest and then record the middle value as the mean.