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黄石2025-05-15 09:07:13
同学你好。此处n = 24,自由度 = n - 1 = 23。注意题目描述:Hedge Fund has been in existence for two years. Its average monthly return has been 6%,这里是基于过去两年的月度数据,故应有2*12 = 24个数据。
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