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प्रश्न
Choose the correct alternative:
The seasonal variation means the variations occurring with in
विकल्प
A number of years
within a year
within a month
within a week
उत्तर
within a year
APPEARS IN
संबंधित प्रश्न
Define secular trend
State the different methods of measuring trend
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A time series is a set of data recorded
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A time series consists of
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The components of a time series which is attached to short term fluctuation is
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The additive model of the time series with the components T, S, C and I is
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Least square method of fitting a trend is
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The component of a time series attached to long term variation is trended as
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
