Janice, Who Is 55 Years Old, Needed to Get Three

question 66

Multiple Choice

Janice, who is 55 years old, needed to get three projects done by the end of the week at work. When she was younger she would have worked on all three projects more or less at the same time. Now that she is older, however, Janice needs to work on one project at a time. Janice's current inability to multitask is due to changes in her _____.

• A) vision
• B) flexibility
• C) brain
• D) expertise

---

Definitions:

External Validity

The generalizability of the findings in an investigation, or the degree to which the findings apply to other individuals in other settings.

Psychotherapy

A therapeutic treatment predominantly using psychological methods to help a person change behavior and overcome problems in desired ways.

Methodological Limitations

The constraints and weaknesses inherent in the design and tools of a research study that may affect the validity of its findings.