SCENARIO 18-2
a Political Pollster Randomly Selects a Sample of 100

question 132

Multiple Choice

SCENARIO 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. $$\begin{array} { c c } \begin{array} { c } \text { Sample } \\\underline{\text { (Day) }}\end{array} & \begin{array} { c } \text { Number Favoring } \\\underline{\text { Incumbent Candidate }}\end{array} \\ 1 & 57 \\2 & 57 \\3 & 53 \\4 & 51 \\5 & 55 \\6 & 60 \\7 & 56 \\8 & 59\end{array}$$
-Referring to Scenario 18-2, what is the numerical value of the lower control limit for the p chart?

• A) 0.37
• B) 0.41
• C) 0.50
• D) 0.71

---

Definitions:

Demand-pull Inflation

Inflation that occurs when the demand for goods and services exceeds their supply, leading to an increase in prices.

Demand-pull Inflation

A situation where inflation is caused by an increase in demand for goods and services, exceeding the available supply.

Cost-push Inflation

Inflation caused by an increase in production costs, such as raw materials and wages, which leads to a decrease in the supply of goods and services at the same price levels.

Social Security

A government program that provides financial assistance to individuals who are retired, disabled, or otherwise unable to earn sufficient income through employment.