TABLE 18-2 A Political Pollster Randomly Selects a Sample of 100 Voters

question 123

Multiple Choice

TABLE 18-2
A political pollster randomly selects a sample of 100 voters each day for 8 successive days and asks how many will vote for the incumbent.The pollster wishes to construct a p chart to see if the percentage favoring the incumbent candidate is too erratic.
-Referring to Table 18-2,what is the numerical value of the center line for the p chart?

• A)0.53
• B)0.56
• C)0.63
• D)0.66

Understand the role of demographic, geographic, and health behavior data in epidemiological research.

Recognize the importance of research design in epidemiological studies.

Recognize the importance of identifying variables in disease causation and prevention.

Comprehend the significance of screening tests' sensitivity, specificity, and predictive values.

---

Definitions:

Magnetic Field

An invisible field around magnetic materials where magnetic forces are exerted.

Voltage Drop Testing

A diagnostic process to measure the loss of electrical potential across a component or conductor, used to identify high resistance or faults in a circuit.

Continuity

The presence of a complete path for current flow in an electrical circuit, indicating that it is closed and conductive.

Fusible Elements

Components designed to melt or fuse when exposed to high temperatures, acting as a safety device in electrical or mechanical systems.