The following table shows the number of cars sold last month by six dealers at Centreville Nissan dealership and their number of years of sales experience. 
Management would like to use simple regression analysis to estimate monthly car sales using the number of years of sales experience.The slope of the regression equation is equal to _______.
Definitions:
Immune System
The body's defense mechanism against infections, diseases, and foreign substances, comprising various organs, cells, and proteins.
Blood Glucose Levels
The concentration of glucose in the blood, an important measure of metabolic health and energy availability.
Hypersecretion
The excessive production and release of substances, such as hormones or enzymes, by a gland.
Endocrine Gland
Glands that secrete hormones directly into the bloodstream, regulating various bodily functions.
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