The Turquoise Oasis Spa places orders for cases of bath salts through a nearby wholesaler. To summarize several orders worth of data, it may prove beneficial to determine how many orders of bath salts were for 1 to 10 cases, between 11 and 20 cases, 21 to 30 cases, 31 to 40 cases, and more than 40 cases. This is an example of ________

A) grouping the data into bins
B) calculating variances
C) a probability distributions
D) sample populations

Answer: A