The correct answer is letter B
Contribution margin is how much of the revenue obtained from the sale of products and services to pay fixed costs (and make a profit), after paying variable costs and expenses (taxes, raw materials, suppliers, staff salaries and others) expenses resulting from those sales).
Through the contribution margin, it is possible to define the contribution margin index (BMI), which is the relationship between the contribution margin and gross operating revenue.
Answer: Physiological needs
Explanation: Given that these are children who did not have breakfast before arriving at school and who have difficulty focusing on what Tanya is teaching until after lunch, this is about physiological needs. When students are finally able to eat and become capable of normal student activities, which is normal follow-up, it means that they have met the basic physiological needs required for normal functioning. These are not any self-actualisation or, for example, safety needs, all these other needs come only after the physiological needs have been met, and those needs include also sleep, for example.
Answer:
Explanation:Roediger and Karpicke (2006) investigated whether the test-enhanced learning effect (the demonstration that repeated testing improves memory for material) was due merely to repeated exposure to material. They randomly assigned participants to one of two study conditions (study-study or study-test) and to one of three retention interval conditions (final test at a delay of 5 minutes, 2 days, or 1 week). The dependent variable was the proportion of idea units recalled from an encyclopedia passage. How would you label the analysis for these data?A. 2 × 2 within-groups ANOVAB. 2 × 3 within-groups ANOVAC. 2 × 3 between-groups ANOVAD. 4 × 2 between-groups ANOVA
Answer:
Explanation:
