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प्रश्न
Choose the correct alternative:
The component of a time series attached to long term variation is trended as
पर्याय
Cyclic variation
Secular variations
Irregular variation
Seasonal variations
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उत्तर
Secular variations
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संबंधित प्रश्न
What is the need for studying time series?
Write a brief note on seasonal variations
Explain cyclic variations
Choose the correct alternative:
A time series consists of
Choose the correct alternative:
The additive model of the time series with the components T, S, C and I is
Choose the correct alternative:
The value of ‘b’ in the trend line y = a + bx is
Choose the correct alternative:
The seasonal variation means the variations occurring with in
From the following data, calculate the trend values using fourly moving averages.
| Year | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 |
| Sales | 506 | 620 | 1036 | 673 | 588 | 696 | 1116 | 738 | 663 |
The sum of the series `log_4 2 - log_8 2 + log_16 2 + ...............` to `oo` is
Let An be the sum of the first n terms of the geometric series `704 + 704/2 + 704/4 + 704/8 + ...` and Bn be the sum of the first n terms of the geometric series `1984 - 1984/2 + 1984/4 + 1984/8 + ...` If An = Bn, then the value ofn is (where n ∈ N).
