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Download Assumption and Data Transformation
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Transcript
Bartlettâs Test Bartlettâs Test: Allows unequal replication, but requires normality. t ï©ï¬ t ï¼ 2 2ï¹ C ï½ ïªïï¥ (ni ï 1)ï½ loge s ï ï¥ (ni ï 1) loge si ïº iï½1 ï¾ ï«ï® iï½1 ï» If C > c2(t-1),a then apply the correction term si2 s ï½ï¥ iï½1 t t 2 ï© ï¹ ïº 1 ïªï¦ t 1 ï¶ 1 ï·ï· ï t ïªï§ï§ ï¥ ïº CF ï½ 1 ï« 3( t ï 1) ïªï¨ iï½1 (ni ï 1) ï¸ ïº ( n ï 1 ) ï¥ i ïªï« ïºï» iï½1 Reject if C/CF > c2(t-1),a More work but better power
