Communications for Statistical Applications and Methods

The Korean Statistical Society (한국통계학회)
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균형일원변량모형에서 분산성분비율의 새로운 추정량

  • Published : 1996.08.01
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Abstract

균형일원변량모형에서 분산성분비율의 점추정에 관한 문제가 고려되어진다. 분산성분비율에 대한 점추정량의 종류를 살펴보고 추정량의 평균자승오차(MSE)를 서로 비교하여 본다. 분산성분비율에 대한 새로운 추정량이 제 안되며, 제안된 추정량을 사용하면 모의실험을 통하여 Das (1992)가 고려한 여러가지 형태의 추정량들보다 급내상관계수 ${\rho}$의 값이 대략 0.2 < ${\rho}$ < 0.7인 경우에 MSE 효율성이 높아짐을 밝혔다.

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