Wida standards All you need to know about WIDA standards

The Wida stands for world-class instructional design and assessment. However, wida has five English language proficiency areas that students must acquire. At first, the social and instructional language is probably the most foundational. Now, we know most students spend their time socializing, so that language…

Marginal cost

Marginal cost: Definition, formulas, curves and more

Marginal cost definition With the increase in one unit of output, the total cost increases, and the total increased unit is the marginal cost. Moreover, marginal cost is a change in total cost by producing an additional unit of output. Suppose we produce five units…