The figures below show the relationship between salary and personal lunch expenses on week days for a group of business men. Comment on the difference in graphs and in the coefficient of determination between the graph that includes a data point of someone who reported earnings of $21,000 per year and weekly personal lunch expenses of $100 per week (second graph)and the graph that did not include this data point (first graph).
Definitions:
Unbiased
Lacking prejudice or favoritism; fair and impartial.
Categorizing
The process of sorting or arranging objects, ideas, or information into groups based on shared characteristics.
Psychophysiological Measure
Methods used to study the relationship between physiological processes and psychological states through the measurement of physical responses, such as heart rate or brain activity.
Neuroimaging Techniques
Various methods used to visualize the structure and function of the brain and nervous system, such as MRI and PET scans.
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