Question

The most commonly used mathematical method for measuring the trend is:

(a) Moving average method (b) Semi average method

(c) Method of least squares (d) None of them​

Answer 1

SOLUTION

TO CHOOSE THE CORRECT OPTION

The most commonly used mathematical method for measuring the trend is:

(a) Moving average method

(b) Semi average method

(c) Method of least squares

(d) None of them

EVALUATION

We know that Trend of a time series is the smooth , regular and long term movement showing the tendency of growth or decline over a period of time

Measurement of trend :

Four commonly used mathematical method for measuring the trend for a time series data

(a) Moving average method

(b) Semi average method

(c) Method of least squares

(d) Free hand curve method

Now the principle of least square states that the best or the most accurate values of the unknowns are those for which the sum of squares of the residues is least

FINAL ANSWER

Hence the correct option is

(c) Method of least squares

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