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प्रश्न
Choose the correct alternative:
A time series consists of
विकल्प
Five components
Four components
Three components
Two components
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उत्तर
Four components
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संबंधित प्रश्न
What is the need for studying time series?
Explain cyclic variations
Explain the method of fitting a straight line
State the two normal equations used in fitting a straight line
Use the method of monthly averages to find the monthly indices for the following data of production of a commodity for the years 2002, 2003 and 2004
| 2002 | 2003 | 2004 |
| 15 | 20 | 18 |
| 18 | 18 | 25 |
| 17 | 16 | 21 |
| 19 | 13 | 11 |
| 16 | 12 | 14 |
| 20 | 15 | 16 |
| 21 | 22 | 19 |
| 18 | 16 | 20 |
| 17 | 18 | 1 |
| 15 | 20 | 16 |
| 14 | 17 | 18 |
| 18 | 15 | 20 |
Choose the correct alternative:
A time series is a set of data recorded
Choose the correct alternative:
The components of a time series which is attached to short term fluctuation is
Using three yearly moving averages, Determine the trend values from the following data.
| Year | Profit | Year | Profit |
| 2001 | 142 | 2007 | 241 |
| 2002 | 148 | 2008 | 263 |
| 2003 | 154 | 2009 | 280 |
| 2004 | 146 | 2010 | 302 |
| 2005 | 157 | 2011 | 326 |
| 2006 | 202 | 2012 | 353 |
Sum of n terms of series 1.3 + 3.5 + 5.7 + ______ is
The sum of the series 3.6 + 4.7 + 5.8 + ....... upto (n – 2) terms
