Wal-Mart Has a Highly Sophisticated System of Recording Data and Being

Multiple Choice

Wal-Mart has a highly sophisticated system of recording data and being able to view results.For instance,Wal-Mart managers know from their scanner data that five pair of Wrangler Blue Jeans were sold from 10:00a.m.to 11:00a.m.on a certain day,and by what size.If the sales were made via credit card,Wal-Mart also knows "who," and has developed histories of what combinations of products its customers buy.The preceding is an observational situation involving which of the following?

A) people watching people
B) people watching phenomena
C) machines watching people
D) machines watching phenomena
E) All of these are observation situations.