統計-雙變異數比的問題(已解決) - 考試
By Carol
at 2015-01-27T10:05
at 2015-01-27T10:05
Table of Contents
Q:兩獨立母體的變異數比例之檢定(σ1^2/σ2^2),是否因μ已知或未知,
其F分配之公式而有不同?
這問題是我在整理公式時發現的。因為其他的μ和σ^2的檢定,均會受到μ或σ
已知或未知,而有不同。但σ1^2/σ2^2的估計與檢定,秦大成老師的講義有列出
估計的不同,但秦大成和程大器老師的的<統計學-理論與應用>下,其檢定公式
只列了一個,並沒有考慮μ或σ已知或未知(秦老師的講義是幾年前的,不知道
現在有沒有改)。
照理講,μ已知或未知,公式應該不會一樣吧?
是我想太多了嗎?
有請各位高手解答。感恩~~~~
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