Question

Secular trend can be measured by:

• A. Two methods
• B. Three methods
• C. Four methods
• D. Five methods

Answer 1

The correct option is C Four methods

$\Rightarrow$ Secular trend can be measured by: $Fourmethods.$

$\Rightarrow$ The four methods are:

$\left(1\right)$ Graphic or a Freehand Curve Method.

$\left(2\right)$ Method of Semi Averages.

$\left(3\right)$ Method of Moving Averages.

$\left(4\right)$ Method of Least Squares.