7. The financial aid director of a college believes that at least 30% of the students are receiving some sort of financial aid. To see whether his belief is correct, the director selects a sample of 60 students and finds that 15 are receiving financial aid. At a = 0.05. can the director conclude that at least 30% of the students are receiving financial aid? Construct a corresponding confidence interval for the population parameter. (0, p+ 2,45 √ FG-P) n

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