Thirty Employed Single Individuals Were Randomly Selected to Examine the Relationship

question 17

Essay

Thirty employed single individuals were randomly selected to examine the relationship between their age (Age)and their credit card debt (Debt)expressed as a percentage of their annual income.Three polynomial models were applied and the following table summarizes Excel's regression results. For the cubic model,Debt = β₀+ β₁Age + β₂Age²+ β₃Age³+ ε,the following Excel partial output is available.What is the conclusion when testing the individual significance of Age³?

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Definitions:

Resistance Stage

The second stage of the general adaptation syndrome, when there are intense physiological efforts to either resist or adapt to the stressor.

Emotion-Focused Coping

A response involving reappraisal of a stressor to reduce its emotional impact.

Problem-Focused Coping

A direct response aimed at reducing, modifying, or eliminating a source of stress.

General Adaptation Syndrome

A theoretical model describing the body's short-term and long-term reactions to stress, incorporating stages of alarm, resistance, and exhaustion.