In a linear trend equation, which variable represents the average change in the dependent variable for every unit change in time?
A) a
B) b
C) t
D) Ŷ

Question

Quizplus · Accepted Answer

In a linear trend equation (Y = a + bx), the coefficient b is the slope of the line and represents the average change in the dependent variable (Y) for every unit change in the independent variable (x). In the context of time series analysis, x usually represents time, so the answer is B.

In a Linear Trend Equation, Which Variable Represents the Average