One of the Criticisms That Has Been Leveled at Research

question 34

Multiple Choice

One of the criticisms that has been leveled at research that examines the similarity between twins separated at birth is that

• A) there are so few cases of separated twins that this research cannot really tell us very much about the relative influence of genetics and environment.
• B) in many cases the twins were not really separated because they were adopted by relatives or lived close to each other while growing up.
• C) we do not yet have statistical techniques that allow us to separate the effect of genetics from the effect of the environment.
• D) many of the reports of great similarity between separated twins has been exaggerated and these reports are not supported by data.

---

Definitions:

Sales Volumes

The quantity or number of products sold or services rendered in a particular period of time.

Variable Overhead Cost Variance

The difference between the actual variable overhead costs incurred and the expected (or standard) costs, based on the actual level of activity.

Fixed Overhead Cost Variance

The difference between the actual fixed overhead costs incurred and the expected (or budgeted) fixed overhead costs.

Variable Overhead Efficiency Variance

A calculation that shows the cost impact of the difference between the actual and expected efficiency in using variable overhead resources in production.