Solve the problem.
-Consider the data showing the average life expectancy of woman in various years. 
Find the regression line. Let the year 1900 represent x = 0.
Definitions:
Self-reward
A process of giving oneself a reward to reinforce and encourage positive behavior or the completion of tasks.
Study Habits
Consistent practices or routines that individuals adopt to enhance their learning and understanding of materials, improving their educational outcomes.
Functionalism
A school of thought in psychology that emphasizes the role of mental processes in how individuals adapt to their environment.
Behaviour Purpose
The underlying objective or reason for an individual's actions or behavior.
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