Caiib ABM Unit 15 Time Series

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1...... variation is unpredictable??
Seasonal or irregular
Ans - irregular

2.Seasonal variation is ...
Repetative
Predictable
Both
None
Ans- b

3.What  variation does moving average method  eliminate.?
a)  seasonal
b)  Cyclical
c)  Irregular
d)   secular trend
Ans -a


..... variation is unpredictable??
Seasonal or irregular

Seasonal variation is ...
Repetative
Predictable
Both
None

5)   What  variation does moving average method  eliminate.?
             a)  seasonal
b)  Cyclical
c)  Irregular
d)   secular trend

Eliminating seasonal variation from time series is called.......

Seasonal indices used to find ..........variation.

Long term variation?
A. Seasonal
B. Cyclical
C. Irregular
D. secular trend

Trend can be linear or curvilinear.T/F

Trend that described by a straight line called.....

CPI Example of
A. Seasonal
B. Cyclical
C. Irregular
D. secular trend

Residual method is for.......

Irregular variations also known as?

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