If the Assumption E(e)= 0 and Cov(x,e)= 0 Holds,what Are

question 11

Multiple Choice

If the assumption E(e) = 0 and cov(x,e) = 0 holds,what are the implications of least squares estimators?

• A)still BLUE for all sample sizes
• B)consistent and normally distributed in very large sample sizes
• C)unbiased,but not BLUE for small samples
• D)inconsistent and parameter estimates do not converge to true values regardless of sample size.

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Definitions:

Absorption Costing

This accounting system ensures the inclusion of all manufacturing-related expenses, such as direct materials, direct labor, and both variable and fixed overheads, into the cost of producing a product.

Variable Costing

An accounting technique that incorporates just the variable costs of production (such as direct materials, direct labor, and variable manufacturing overhead) into the costs of products.

Fixed Overhead

Regular, static expenses that do not change with the level of production or sales, including rent, salaries, and insurance.

Net Income

The profit of a company after all expenses and taxes have been deducted from revenue.