Predictive Correlational Studies Are Designed to Provide a Way to Predict

question 11

Multiple Choice

Predictive correlational studies are designed to provide a way to predict the value of one variable, in relation to another variable. Which of the following research studies are predictive correlational in design?

• A)One that studies the relationship of hospital admission blood alcohol level in chronic alcoholics to the amount of time that elapses before delirium tremens begin
• B)One that classifies patients coming to an emergency department as critically ill, acutely ill, or not acutely ill
• C)One that quantifies the probability that adolescents completing a one-day type I diabetes workshop will develop ketoacidosis in the following year
• D)One that studies both girls and boys in grammar school and counts the number of interactions they have with one another daily
• E)One that describes the incidence of postterm labor in all counties of New York state
• F)One that measures the effect of a researcher-applied independent variable upon a dependent variable

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Definitions:

Break-even Point

The level of production or sales at which total costs equal total revenue, resulting in no net loss or gain.

Degree of Operating Leverage

A measure indicating how much sales revenue will translate into changes in operating income due to the proportion of fixed and variable costs.

Contribution Format Income Statement

An income statement format that segregates fixed and variable costs, directly showing the contribution margin.

Sales Commissions

A portion of sales revenue paid to sales employees as a reward for selling the company's products or services.