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80 Part One Organizations, Management, and the Networked Enterprise

FIGURE 2.3 HOW MANAGEMENT INFORMATION SYSTEMS OBTAIN THEIR DATA FROM
THE ORGANIZATION’S TPS

In the system illustrated by this diagram, three TPS supply summarized transaction data to the MIS reporting system
at the end of the time period. Managers gain access to the organizational data through the MIS, which provides them
with the appropriate reports.

double sales in the month of December? What would happen to our return on
investment if a factory schedule were delayed for six months?
Although DSS use internal information from TPS and MIS, they often bring
in information from external sources, such as current stock prices or product
prices of competitors. These systems are employed by “super-user” managers
and business analysts who want to use sophisticated analytics and models to
analyze data.

FIGURE 2.4 SAMPLE MIS REPORT

This report, showing summarized annual sales data, was produced by the MIS in Figure 2.3.

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