In reference to the Time Series Analysis, which of the following statements are correct?

A. Variations which generally occur due to the general tendency of the data to increase or decrease, are known as secular variations.

B. Variations which occur due to change in climate, wheather conditions, festivals etc. are known as seasonal variations.

C. Variations which occur due to some unpredictable forces are known as cyclic variations.

D. Variations which occur due to booms and depressions are known as irregular variations.

Choose the correct answer from the options given below:

A fire in a factory delaying production for some time is:

If for the following data:

Using straight line trend by the method of least squares, the trend value for the year 2009 is :

In a time series, the variations which occur due to general tendency of the data to increase or decrease over a long term are known as:

Consider the following data:

Using method of least squares, the trend value for year 2004 will be

The rise in prices before festivals is an example of

Components of Time Series are

(A) Secular Trend Component

(B) Seasonal Component

(C) Moving Average Component

(D) Cyclical Component

Choose the correct answer from the options given below: