A Researcher Asks Five Questions of a Sample of Community

question 17

Essay

A researcher asks five questions of a sample of community residents to find out how much they fear crime and whether their level of fear was influenced by a recent well-publicized murder in the community.Explain what the three dimensions of validity would refer to in this study and why they are important.

---

Definitions:

Contribution Margin Ratio

The contribution margin ratio is a financial metric indicating the proportion of sales revenue that exceeds variable costs and is available to cover fixed costs and generate profit.

Fixed Costs

Outlays for rent, salaries, and insurance that are unaffected by variations in the volume of production or sales.

Sales Dollars

A term referring to the total revenue generated from the sale of goods or services, expressed in monetary value.

High-Low Method

A method employed in cost accounting that calculates estimated variable and fixed costs using the highest and lowest activity levels.