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IS and decision making ;wk 5 L2 (The decision making process that managers…
IS and decision making ;wk 5 L2
Rational decision making
Simon
(1947-a model for decision making )
There is critical difference between making a decision and actually implementing it.
right time frame ~efficient
ability to implement
right decision making affective
Technology (IS) is often used to make better decisions .
The decision making process that managers find themselves in is increasingly complex
5.uncertainty
6.remote imputs
4.time pressure
7.knock on impacts
3.variety of data
8.the number of alternatives
2.velocity of data
9.optimism
volume of data
10.dynamic
Complexity of decision making
Gorry and Scot morton
Mintzberg(1971)Lament
the manage'rs work
and the manager's information
"The managent scientist scientist can learn to help the manager to the extent he can develop an understanding of ;
To date , strategic planners ,operations researchers , and informations system designers have provided little help for the senior manager
They simply have had no framework available by which to understand the work of the men who employed them and they have had poor access to the information which has never been documented
Better framework= Better decisions
Different types of decisions require different types of information to support them
DM Hierarchy of IS
**
OLPT;online transaction processing
process---store---update
In 1986, Sabre Airline Solutions , released the industry's first revenue management system , helping maximise airline income by optimising the fare at which each seat is sold.
In 1988 they began providing software , consulting and systems management services to other airlines in areas such as revenue, accounting crew scheduling etc .
cynefin framework
DISORDER
complex
complicated
chaotic
simple
Dave Snowden (1999)
LIFE IS A MATTER OF CHOICE
decision making requirements