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Mathematics Problem Solving
Volume 4, Number 26, March 29, 1999
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Job Approval Polls
1. On February 1, one hundred randomly selected people were polled. Sixty-four percent said that the president was doing a good job, 33% said he was doing a poor job, and the rest said they weren’t sure.
How many people in the poll said they weren’t sure?
2. On March 1, a different randomly selected one hundred people were polled. Thirty-seven percent said that the president was doing a good job, 45% said he was doing a poor job, and the rest said they weren’t sure.
Underline the statements that are definitely true.
a. The president’s job approval among all citizens went down between February 1 and March 1.
b. These two polls suggest that the president’s job approval among all citizens went down between February 1 and March 1.
c. Three percent of the first group were not sure if they approved of the president’s job performance.
d. It is likely that 101% of the citizens of the country believe that the president is doing a good job.
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