A University Surveyed Recent Graduates of the English Department for Their

question 74

Multiple Choice

A university surveyed recent graduates of the English department for their starting salaries. Four hundred graduates returned the survey. The average salary was $25,000. The population standard deviation is $2,500. A 95% confidence interval is constructed. What does the confidence interval mean?

• A)The population mean is in the interval.
• B)The population mean is not in the interval.
• C)The likelihood that any confidence interval based on a sample of 400 graduates will contain the population mean is 0.95.
• D)There is a 5% chance that the computed interval does not contain the population mean.

---

Definitions:

Health Psychology

A field of psychology focused on how biological, psychological, and social factors affect health and illness.

Psychological Principles

The fundamental theories and concepts that underlie human thought and behavior, including learning, perception, and motivation.

Health Outcomes

The results of healthcare interventions and practices, indicating the effect on an individual's health status, including improvements, stability, or deterioration.

Heart Disease

A broad term that covers all types of heart conditions that affect the heart's structure and function.