Use the Data Given Below to Answer the Following Question(s)

question 27

Multiple Choice

Use the data given below to answer the following question(s) .
The worldwide sales of cars from 1981-1990 are shown in the table below. Given: α = 0.2, γ = 0.05, and season length = 1. (Hint: Use XLMiner) . $$\begin{array} { | c | c | } \hline \text { Year } & \begin{array} { c } \text { Units sold in } \\\text { thousands }\end{array} \\\hline 1 & 750 \\\hline 2 & 823 \\\hline 3 & 1034 \\\hline 4 & 1945 \\\hline 5 & 1556 \\\hline 6 & 1300 \\\hline 7 & 1346 \\\hline 8 & 1150 \\\hline 9 & 967 \\\hline 10 & 1200 \\\hline\end{array}$$
-Which of the following is the value of the root mean square error for the given data?

• A) 252.55
• B) 367.35
• C) 21.70
• D) 109.76

---

Definitions:

Projection

A defense mechanism in which unwanted feelings are displaced onto another person, where they then appear as a threat from the external world.

Sublimation

Sublimation is a defense mechanism proposed by Freud in which socially unacceptable impulses or idealizations are transformed into socially acceptable actions or behavior, possibly resulting in a long-term conversion of the initial impulse.

Displacement

In psychology, a defense mechanism where an individual shifts negative feelings from the original source to a safer or more acceptable target.

Denial

A defense mechanism in which confrontation with a personal problem or with reality is avoided by denying the existence of the problem or reality.