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प्रश्न
Choose the correct alternative:
The component of a time series attached to long term variation is trended as
विकल्प
Cyclic variation
Secular variations
Irregular variation
Seasonal variations
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उत्तर
Secular variations
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संबंधित प्रश्न
Define Time series
Mention the components of the time series
Determine the equation of a straight line which best fits the following data
| Year | 2000 | 2001 | 2002 | 2003 | 2004 |
| Sales (₹ '000) | 35 | 36 | 79 | 80 | 40 |
Compute the trend values for all years from 2000 to 2004
The sales of a commodity in tones varied from January 2010 to December 2010 as follows:
| In Year 2010 | Sales (in tones) |
| Jan | 280 |
| Feb | 240 |
| Mar | 270 |
| Apr | 300 |
| May | 280 |
| Jun | 290 |
| Jul | 210 |
| Aug | 200 |
| Sep | 230 |
| Oct | 200 |
| Nov | 230 |
| Dec | 210 |
Fit a trend line by the method of semi-average
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:
A time series consists of
Choose the correct alternative:
The seasonal variation means the variations occurring with in
A bullet of mass m and velocity a is fired into a large block of wood of mass M The final velocity of the system is
The sum of the series 3.6 + 4.7 + 5.8 + ....... upto (n – 2) terms
