1
GATE ME 2014 Set 3
Numerical
+1
-0
The actual sales of a product in different months of a particular year are given below: The forecast of the sales, using the 4-month moving average method, for the month of February is ____________.

2
GATE ME 2014 Set 1
+1
-0.3
In exponential smoothening method, which one of the following is true?
A
$$0 \le \alpha \le 1$$ and high value of $$\alpha$$ is used for stable demand
B
$$0 \le \alpha \le 1$$ and high value of $$\alpha$$ is used for stable demand
C
$$\alpha \ge 1$$ and high value of $$\alpha$$ is used for stable demand
D
$$\alpha \le 0$$ and high value of $$\alpha$$ is used for unstable demand
3
GATE ME 2013
+1
-0.3
In simple exponential smoothing forecasting, to give higher weightage to recent demand information, the smoothing constant must be close to
A
$$-1$$
B
zero
C
$$0.5$$
D
$$1.0$$
4
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
GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude
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