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

question 2

Multiple Choice

Use the data given below to answer the following question(s) .
The table provided below gives the sales details of the number of android smart phones at an electronic retail store for the past 6 weeks.The time series appears to be relatively stable, without trend, seasonal, or cyclical effects.The value of k is set at 3.(Hint: Optimize α value.)
$\begin{array}{|c|c|}\hline \text { Week } & \text { Units sold } \\\hline 1 & 88 \\\hline 2 & 44 \\\hline 3 & 54 \\\hline 4 & 65 \\\hline 5 & 72 \\\hline 6 & 85 \\\hline\end{array}$
-What is the formula used to calculate the value of bt in the linear trend equation Ft₊k = at + btk while using double exponential smoothing?

• A)b_t = β(b_t - b_t₋₁)+ (1 -β)b_t₋₁
• B)b_t = αF_t₋₁ + (1 - α) (a_{t ₊₁} + b_t₊₁)
• C)b_t = αF_t + (1 - α) (a_{t ₋₁} + b_t₋₁)
• D)b_t = β(a_t - a_t₋₁)+ (1 -β)b_t₋₁

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Definitions:

Superego

The superego is a component of Sigmund Freud's psychoanalytic theory, representing the ethical or moral self that contains societal norms and ideals internalized by individuals.

Freudian Perspective

A theoretical approach in psychology that emphasizes unconscious motivations and conflicts, as originated by Sigmund Freud.

Moral Branch

The aspect of psychological and social development that involves the growth of ethics, values, and understanding of right and wrong.

Personality

The combination of emotional, attitudinal, and behavioral response patterns of an individual that characterizes their personal identity over time.