I in a Time Series Analysis, the Letter "A" in the Linear

question 69

Multiple Choice

i. In a time series analysis, the letter "a" in the linear trend equation, is the value of when t = 0.
ii. In the linear trend equation, t is any value that corresponds with a time period, i.e., month or quarter.
Iii) If the sales, production or other data over a period of time tend to approximate a straight-line
Trend, the equation developed by the least squares method cannot be used to forecast sales for a future period.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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Definitions:

Interview Surveys

A research method involving the structured questioning of individuals to gather qualitative and quantitative data.

Response Rates

The percentage of people who reply to a survey or query out of the total number of people who were asked.

Archival Research

A research method that involves the acquisition and analysis (or reanalysis) of existing information collected by others.

High Cost

Refers to situations where the expense, either emotional, financial, or time-related, is considered to be significant or excessive.