Time series helps to

(A) derive conclusions after arranging the time series in a systematic manner.

(B) predict the future behavior of a variable.

(C) study the past behavior of data.

(D) plan future operations.

Choose the correct answer from the options given below:

For the given five values, 13, 17, 21, 22, 32; the 3-year moving averages are:

Consider the following data:

The equation of straight line trend by using least square method is $y = 138.86 + 7.64 (x - 2007)$, then the trend values for the year 2004 is

The rise in prices before Diwali is an example of

Consider the following data of expenses (in lakhs) of an organization year wise

Then expected expenses trends for the year 2006 using method of least square is:

For the given 5 values, 15, 18, 21, 27,39; the three year moving averages are:

The pattern of data in the time series is influenced by a large variety of factors. Which of the following are not the components of the time series?

A. Regional component

B. Irregular component

C. Cyclone component

D. Seasonal component

Choose the correct answer from the options given below: