What is Forecasting?
Meaning
Forecasting is a process of predicting or estimating the
future based on past and present data. Forecasting provides information about
the potential future events and their consequences for the organization.
It increases the confidence of the
management to make important decisions.
Forecasting is the basis of premising/planning.
Forecasting uses many statistical techniques.
Therefore, it is also called as Statistical Analysis.
Features of
Forecasting
1.
Forecasting in concerned with future events.
2.
It shows the probability of happening of future
events.
3.
It analysis past and present data.
4.
It uses statistical tools and techniques.
5.
It uses personal observations.
Importance of
Forecasting
1.
Promotion of Organization
Organization wan s to achieve objectives
How? Performing some activities
Which activities? Based on expected
outcome.
Expected outcome is related to future, so
forecasting is needed to achieve objectives.
So a successful promoter forecast what will
happen.
2.
Key to planning
Forecasting provides relevant and reliable
information about the past and present events and the likely future events.
This is necessary for sound planning. It is the basis for making planning
premises.
Example: A steel pipe manufacturer find
that gradually PVC pipes are coming in to market , with cheaper rate and they
will replace steel pipes, so they take suitable action to overcome this
problem. ie. Diversify their business by going into manufacturing of PVC pipes.
3.
Success in Organization
Each organization is characterized by
risks. Risk is based on future happenings ie. Uncertain / unpredictable things.
Forecasting reduce uncertainty by providing
clues about what will happen in the future.
Manager acts like a navigator. He cannot
control sea tides, but he can take this ship at the right path if he knows them
in advance.
4.
Confidence to managers
It gives confidence to the managers for
making important decisions.
Limitations of
Forecasting
Time
and cost factor
The collection and analysis of data about the past, present and future
involves a lot of time and money. Therefore, managers have to balance the cost
of forecasting with its benefits. Many small firms don't do forecasting because
of the high cost.
Not
absolute truth
Forecasting can only estimate the future events. It cannot guarantee that
these events will take place in the future. Long-term forecasts will be less
accurate as compared to short-term forecast.
Based
on Assumptions
Forecasting is based on certain assumptions. If these assumptions are
wrong, the forecasting will be wrong. Forecasting is based on past events.
However, history may not repeat itself at all times. There are various factors
which determine the occurrence of an event. The behavior of these factors may
change/unpredictable.
Eg: If the government increases taxes on certain commodities, their
substitutes will be in high demand. The changes in tax structure cannot be
forecast in all cases.
War between two
countries can change the total business situations.
Managers
judgment
Forecasting requires proper judgment and skills on the part of managers.
Forecasts may go wrong due to bad judgment and skills on the part of some of
the managers. Therefore, forecasts are subject to human error.
Steps
in Forecasting
Procedure, stages or general steps involved
in forecasting are given below:-
·
Analysing and understanding the problem : The
manager must first identify the real problem for which the forecast is to be
made. This will help the manager to fix the scope of forecasting.
·
Developing sound foundation : The management can
develop a sound foundation, for the future after considering available
information, experience, type of business, and the rate of development.
·
Collecting and analyzing data : Data collection
is time consuming. Only relevant data must be kept. Many statistical tools can
be used to analyze the data.
·
Estimating future events : The future events are
estimated by using trend analysis. Trend analysis makes provision for some
errors.
·
Comparing results : The actual results are compared
with the estimated results. If the actual results tally with the estimated
results, there is nothing to worry. In case of any major difference between the
actual and the estimates, it is necessary to find out the reasons for poor
performance.
·
Follow up action : The forecasting process can
be continuously improved and refined on the basis of past experience. Areas of
weaknesses can be improved for the future forecasting. There must be regular
feedback on past forecasting.
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