Examlex
If the strata sample sizes are faithful to their relative sizes in the population,you have what is called a proportionate stratified sample design.
Variable Cost
Costs that vary directly with the level of production or service activity.
Fixed Costs
Expenses that do not change with the level of production or sales, such as rent, salaries, and insurance premiums.
Direct Labor
The wages and salaries for those employees directly involved in the manufacturing process of a company's products.
Fixed Cost
A cost that does not change with an increase or decrease in the amount of goods or services produced or sold.
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