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

question 20

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.
$\begin{array}{cc}\hline\text { Sample }&\text { Number Favoring}\\\text { (Day) }& \text { Incumbent Candidate }\\ \hline1 & 57 \\2 & 57 \\3 & 53 \\4 & 5 1 \\5 & 5 5 \\6 & 6 0 \\7 &5 6 \\8 & 5 9\\\hline\end{array}$

-Referring to Table 18-2, what is the numerical value of the lower control limit for the p chart?

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

---

Definitions:

General Price Level

indicates the average of the current prices of all goods and services in the economy at a specific time.

Money Supply

The aggregate of all funds accessible in an economy, counting cash, coins, and checking and savings account balances, at a certain time.

Middle Adulthood

The period in adult life that typically spans from ages 40 to 65, characterized by stability, maturity, and an increased focus on personal and professional achievements.

Pay

The amount of money or compensation given to an employee by an employer in exchange for work performed, usually provided on a regular basis such as hourly, weekly, or monthly.