TABLE 18-2
a Political Pollster Randomly Selects a Sample

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.
$\begin{array}{cc}\hline\text { Sample }&\text { Number Favoring}\\\text { (Day) }& \text { Incumbent Candidate }\\ \hline1 & 57 \\2 & 57 \\3 & 53 \\4 & 51 \\5 & 55 \\6 & 60 \\7 & 56 \\8 & 59\\\hline\end{array}$



-Referring to Table 18-2, which expression best characterizes the p chart?

A) individual outliers
B) cycles
C) hugging the center line
D) hugging the control line