3. The national average weight in NCR of Male Grade 11 students is 62 kg. A random sample of 10 students in Quezon City is asked about their weight. At a=0.10, is there enough evidence that the average weight of the 10 students is different from the national average? 55.5 63.2 61.8 54.2 67.1 62.1 64.3 65.5 81.3 72.3

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