If the Model Y_t = T_t × S_t × I_t

question 125

Multiple Choice

If the model y_t = T_t × S_t × I_t is applied, which of the following indicates no seasonality?

• A) The sum of the adjusted seasonal indices equals the number of seasons.
• B) The average of the adjusted seasonal indices equals 1.
• C) Every adjusted seasonal index is practically 1.
• D) The product of the adjusted seasonal indices equals 1.

---

Definitions:

Arousal

A state of physiological and psychological readiness or excitement, often sexual in nature but can also refer to general alertness or wakefulness.

Abrasion

A wound caused by superficial damage to the skin, typically not deeper than the epidermis.

-esis

A suffix used in medical terminology to denote a process or condition.

-us

A morphological ending in Latin or Greek used in medical terminology, typically indicating a masculine singular noun.