A multiple regression analysis produced the following tables: 
The sample size for this analysis is ___.
Definitions:
Marginal Cost
The financial commitment for the creation of an additional unit of a product or service.
Producing Bagels
The process of making bagels, which involves mixing, shaping, boiling, and baking dough in a specific manner.
Total Cost
The sum of fixed and variable costs incurred by a firm in producing or offering a product or service.
Total Cost
The complete cost of producing a given amount of goods or services, including both fixed and variable costs.
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