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If we are testing for the difference between two population means and assume that the two populations have equal and unknown standard deviations,the degrees of freedom are computed as (n1)(n2)− 1.
Total Product Curve
A graphical representation showing how the total quantity of output varies with changes in the quantity of a single input while other inputs are held constant.
Marginal Cost Curve
A graphical representation showing how the cost of producing one additional unit of a good varies as production increases.
Average Product
The output per unit of input, such as the quantity of goods produced per worker, used to measure productivity.
Marginal Product
The additional output that can be produced by adding one more unit of a specific input, whilst holding other inputs constant.
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