查詢結果分析
來源資料
頁籤選單縮合
題 名 | 在(BDp[feb5]p[feaf]q)[febb]設計下變方成分之限制性最大概似估計值=Restricted Maximum Likelihood Estimates of Variance Components for (BDp[feb5]p[feaf]q)[febb]Design |
---|---|
作 者 | 沈葆聖; | 書刊名 | 中國統計學報 |
卷 期 | 36:2 1998.06[民87.06] |
頁 次 | 頁93-108 |
分類號 | 319.1 |
關鍵詞 | 不平衡設計; 反覆最小平方法; 變方成分; 限制性最大概似估計值; Unbalanced design; Iterated least squares method; Variance components; Restricted maximum likelihood estimates; |
語 文 | 中文(Chinese) |
中文摘要 | 在本文中,我們提出(BDp1p2q)x不平衡設計。此設計為平衡分離設計(BDpq)x之 推廣。在該設計下,我們利用反覆最小平方法(iterated least squares method)推導變方成 分之限制性最大概似估計值(restricted maximum likelihood estimates)。此外,以模擬比 較該設計和平衡分離設計之效率。模擬結果顯示,當誤差變方成分σ□較其它變方成分小時, (BDp1p2q)x設計優於(BDpq)x設計。 |
英文摘要 | In this article, we propose an unbalanced design, (BDpip2q)x, which is a generalization of the balanced disjoint design, (BDpq)x. Based on the iterated least squares (ITLS) method, restricted maximum likelihood estimates (REML) of variance components are derived for (BDp1p2q)x design. In addition, simulation results are obtained for (BDp1p2q)x and (BDpq)x. Results indicate that (BDp1p2q)x is more efficient than (IBDpq)x when error variance componentσ□ is small relative to the other components. |
本系統中英文摘要資訊取自各篇刊載內容。