1 íBˉ? <íB ?§ ?? Elizabeth Newton ?S ? 8 ?yDy?T 2 S-Plus F2ì g ? O F2￥?-íc" D? g?b E Newton ?? { ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 3 F2ì g￥ ?  ? ? í"üVB?￥ HWW?" DNì￥M M? ? ?-í ^¨M? ?S 90?￥ ùS o ?￥ í?B ? q9 ? ?￥b ? á μü6DE ^¨Kl=eE ? E?BH° L[NV g?í???B?+ y￥" D íb ? Beta= g?í￥9" ?b ? S êμ?? ùí ? " D￥?Bb ? v￥ Beta′ >D g?M1" D ^μ?B￥ ?V" D?¤￥? ùí9 ^v￥b E Newton 4 g?í vs.z￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1 F2ì g￥ g?í  $ 5 F2ì g￥ F2í vs.z￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1 F2í 6 g?í￥°Zm E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 7 F2ì gí￥°Zm E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^B? Insightful 3￥?¨ Sb 8 F2ì g vs. g?í￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1 g? :US1 F2ì g 9 àμ4? 94 H F2ì g vs. g? í￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1 g? :US1 F2ì g 10 E Newton ??} ? ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 11 F2 ? óql2 E Newton ??} ? ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 12 F2 ? óq￥?μ vs. E?￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1 g? E?′ :US1?μ 13 Cook  ? vs.?|￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1?| :US1 Cook  ? 14 F2 ? óq￥ Hat ??Lm E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1 hat ? ? oil.lm 15 àμ4? 94 H￥ ?l2 E Newton ??} ? ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 16 àμ4? 94 H ?￥?μ vs. E? ￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1 g? E?′ :US1?μ 17 F ?Kl=eE ?4? μ?]￥Zμ H P¨NZE V ^B??￥d s￥ ??′ ?Tμ ^?M1￥ Vü ^?￥ V9 ^?￥ i n?n?￥d s￥? ? R, P¤ Rμ H$?1 V￥ üZ? E Newton 18 F ?Kl=eE ? ?l?￥M  5 M?  E Newton 19 F ?Kl=eE ? E Newton 20 F ?Kl=eE ? Kl=eSZ?1 31 E Newton 21 <íB 1h  s′￥?Y7 P¨ LARíB Kl? LMSíB Kl??′ "?′ M9  Kl?  g ^B??μf ? E Newton 22 <íB ?  IRLSY}1×F ?Kl=eE Kl? W ^B? ?×￥? ?Q1?$S￥?μ ￥vl ?? 1. P¨B?Kl=eE¤? S￥" ?9′ 2.V$S￥?μ¤? ?× 3.VF ?Kl=eE¤?" ?9′ 4.Ríà 2. Yè? y l ? E Newton 23 (n Neter?÷￥ Applied Linear Statistical Models  10.4￥mV? 10.44D 10.45￥Z?b ) Neter?÷ Applied Linear Statistical Models 24 Oil.rreg ? ￥?μm E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1?μ oil.rreg 25 F2ì g ? óq￥ <íB￥ ?×m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1 ?× 26 Oil.rreg ? ￥ ?× üZ? *?μ￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1z :US1 ?×￥ üZ? oil.rreg??μ 27 Oil.rreg ? ￥" ?Vì E Newton ??} ? ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb 28 F2ì g ? ￥ E?íBL￥m E Newton ??mV ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb m??US1 g? :US1 F2 29 ??￥Kl=eEíB Kl? ? q n/2? n-W |′ ?B?ùs P?μ üZ?Kl￥ ? 0"￥L . ?Eb ú￥ ?h??z1 E?v ?￥ ? ' P? t ? ??1 ? óq?B?￥ ? B?b 2T ?×1 1 0 E Newton 30 E Newton ??} ? ^ P¨ S-PLUS R èqá 3 ?￥ S-PLUS R ^ Insightful 3￥B??¨ Sb