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Hide Transcribed Text a) A city had an unemployment rate of 7% . The mayor pledged to lower this figure and supported programs to decrease
Hide Transcribed Text a) A city had an unemployment rate of 7% . The mayor pledged to lower this figure and supported programs to decrease unemployment. A group of citizens wanted to test if the unemployment rate had actually decreased, so they obtained a random sample of citizens to see what proportion of the sample was unemployed
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