Which of the Following Is an Example of Nonexperimental Research

question 18

Multiple Choice

Which of the following is an example of nonexperimental research?

• A) A researcher manipulates how students are taught statistic and then looks at the performance differences on a posttest
• B) A researcher manipulates how students are taught to solve word problems and compares math performance on a test
• C) A researcher looks at the correlation between reading speed and reading comprehension
• D) A researcher assigns students with ADHD to one of two drug treatment groups and examines the impact of the drug conditions on ADHD symptoms

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Definitions:

Break-even Point

The point at which total costs and total revenue are equal, resulting in no gain or loss for the business.

Cost-volume-profit Analysis

An accounting technique used to determine the effects of changes in costs and volume on a company's profit.

Sales Mix

The combination of different products or services that a company sells, influencing overall sales volume and profitability.

Contribution Margin Ratio

The percentage of each sale that contributes to covering fixed costs, calculated as (Sales - Variable Costs) / Sales.