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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, which expression best characterizes the p chart?
Experimental Group
In an experiment, the group receiving the treatment under study.
Control Group
In an experiment, a group of people, similar to those in the experimental group, who do not receive the treatment under study.
Cause and Effect
A relationship where one event (the cause) makes another event happen (the effect).
Random Selection
A method of sampling in which participants are chosen from a larger population entirely by chance, ensuring that every individual has an equal probability of being selected.
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