Use the data below and the regression model. 
What is the sales forecast if Gamma is expected to be 21? (Round your forecast to the nearest number of whole units.)
Definitions:
Psychodynamic
A psychological perspective that emphasizes unconscious processes and childhood experiences in shaping behaviors and personality.
Learning Theories
Frameworks describing how information is absorbed, processed, and retained during learning.
Bad Memories
Refer to recollections of past events that are negative, distressing, and possibly traumatic, which can impact an individual's emotional well-being.
Married People
Individuals who are united in marriage, recognized by law or by societal norms.
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