When Both Trend and Seasonal Components Are Present in Time

question 15

Multiple Choice

When both trend and seasonal components are present in time series, which of the following is most appropriate?

• A) the use of centered moving averages
• B) the use of moving averages
• C) the use of simple exponential smoothing
• D) the use of weighted moving averages
• E) the use of double smoothing

---

Definitions:

Bipolar Cells

A type of neuron in the retina that conveys signals from the photoreceptors to the ganglion cells, directly involved in visual processing.

Horizontal Cells

Neurons located in the retina that help integrate and regulate the input from multiple photoreceptor cells, contributing to visual processing.

Eyeballs

The organs of vision located in the eye sockets of the skull, allowing for sight by responding to light.

Myopia

A condition of the eyes where close objects appear clearly, but distant objects appear blurry.