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Kathy wants to know if using video examples in her classes will help to improve student learning.Kathy decides to show students in one section of her General Psychology class videos to supplement the material and students in the other section of her General Psychology class are not shown videos.Kathy then compares tests scores between the two classes to see if the videos increased student learning.However, before making the comparison, Kathy decides not to use scores from students who are repeating the course.What disadvantage of a between subjects design does Kathy avoid by not including students who are repeating the course?
Base Period
A specific time period used as a comparison point for assessing economic or financial data across different periods of time.
Variable Costing
An accounting method that only includes variable costs, such as materials and labor, in the cost of goods sold and excludes fixed overhead costs.
Direct Costing
A method in managerial accounting that includes variable costs directly attributable to the production of a product in the cost of goods sold, excluding fixed costs.
Full Costing
An accounting method that includes all direct and indirect costs in the price of a product or service.
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