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6. [-/0.33 Points] DETAILS BBUNDERSTAT12 8.5.018. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Education influences attitude and lifestyle. Differences in education are a big factor in the "generation gap." Is the younger generation really better educated? Large surveys of people age 65 and older were taken in n, = 30 U.S. cities. The sample mean for these cities showed that xy = 15.2% of the older adults had attended college. Large surveys of young adults (age 25 - 34) were taken in n2 = 39 U.S. cities. The sample mean for these cities showed that X2 = 19.3% of the young adults had attended college. From previous studies, it is known that of = 7.8% and O2 = 4.4%. Does this information indicate that the population mean percentage of young adults who attended college is higher? Use or = 0.05. (a) What is the level of significance? State the null and alternate hypotheses. O HO: My = 12: Hi Hy