1
GATE ME 2009
+1
-0.3
Which of the following forecasting methods takes a fraction of forecast error into account for the next period forecast?
A
simple average method
B
moving average method
C
weighted moving average method
D
exponential smoothing method
2
GATE ME 2004
+1
-0.3
For a product, the forecast and the actual sales for December $$2002$$ were $$25$$ and $$20$$ respectively. If the exponential smoothing constant $$(\alpha )$$ is taken as $$0.2,$$ then forecast sales for January $$2003$$ would be
A
$$21$$
B
$$23$$
C
$$24$$
D
$$27$$
3
GATE ME 2002
+1
-0.3
A regression model is used to express a variable $$Y$$ as a function of another variable $$X.$$ this implies that
A
There is a causal relationship between $$Y$$ and $$X$$
B
A value of $$X$$ may be used to estimate a value of $$Y$$
C
Values of $$X$$ exactly determine values of $$Y$$
D
There is no causal relationship between $$Y$$ and $$X$$
4
GATE ME 2001
+1
-0.3
When using a simple moving average to forecast demand, one would
A
give equal weight to all demand data
B
assign more weight to the recent demand data
C
include new demand data in the average without discarding the earlier data
D
include new demand data in the average after discarding some of the earlier demand data
GATE ME Subjects
Engineering Mechanics
Strength of Materials
Theory of Machines
Engineering Mathematics
Machine Design
Fluid Mechanics
Turbo Machinery
Heat Transfer
Thermodynamics
Production Engineering
Industrial Engineering
General Aptitude
EXAM MAP
Joint Entrance Examination