顧同學(xué)
2017-07-24 23:00假設(shè)檢驗(yàn)課程 的 P173頁(yè) 題目Example: F-test for equal variances ? An analyst are investigating whether the population variance of returns on the KOSPI Index of the South Korean stock market changed subsequent to the global financial crisis that peaked in 2008. For this investigation, you are considering 2004 to 2006 as the pre-crisis period and 2010 to 2012 as the post-crisis period. You gather the data in Table for 156 weeks of returns during 2004 to 2006 and 156 weeks of returns during 2010 to 2012. You have specified a 0.01 level of significance. 書(shū)后解答： Step 3: At the 0.01 level, the rejection point is 1.61. 這里是怎么由 0.01 得到 1.61這個(gè)值得？
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1個(gè)回答
金程教育顧老師助教
2017-07-25 10:03
該回答已被題主采納
學(xué)員你好，書(shū)后面有各類(lèi)分布的表，查表得到
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