In order to predict with 95% confidence a particular value of 
for a given value of 
in a simple linear regression , a random sample of 20 observations is taken. The appropriate t-table value that would be used is 2.101.
Definitions:
Productive Inefficiency
A situation where resources are not utilized in the best possible way, leading to wasted potential output or higher costs than necessary.
Profit-Maximizing Output
The level of production at which a firm achieves the highest possible profit, determined by the point where marginal revenue equals marginal cost.
Minimum Level
The Minimum Level refers to the least amount, extent, or degree that is acceptable or achievable in a specific context.
Marginal Cost
The financial requirement for producing a supplementary unit of a product.
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