TABLE 17-2 A Political Pollster Randomly Selects a Sample of 100 Voters

question 15

Multiple Choice

TABLE 17-2
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 17-2, what is the numerical value of the upper control limit for the p chart?

• A) 0.92
• B) 0.89
• C) 0.71
• D) 0.62

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