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Violation in Mixing

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130 Measurement of Branch<strong>in</strong>g Fractions for � ¦ � Ã � ¦ decays<br />

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-4 -3 -2 -1 0 1 2 3 4<br />

fisher variable (area normalization)<br />

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fisher variable (area normalization)<br />

Figure 5-11. Fisher discrim<strong>in</strong>ant output for cont<strong>in</strong>uum Monte Carlo superimposed on the on-resonance<br />

distribution of the Fisher variable (left) and off-resonance data compared to on-resonance (right). These<br />

distributions correspond to the Ñ�Ë side-band (Ñ�Ë � �� � ��Î).<br />

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ALLCHAN 2624.<br />

24.22 / 17<br />

P1 288.9 35.65<br />

P2 0.4626E-01 0.3085E-01<br />

P3 0.2868 0.1593E-01<br />

P4 134.3 32.50<br />

P5 0.5069 0.8207E-01<br />

P6 0.4132 0.2227E-01<br />

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fisher variable<br />

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ALLCHAN 6531.<br />

27.71 / 19<br />

P1 6504. 80.65<br />

P2 0.9609E-02 0.1476<br />

P3 0.4625 0.4007E-01<br />

P4 0.1717 0.8189E-01<br />

P5 -0.3669 0.1392E-01<br />

P6 0.3319 0.1021E-01<br />

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fisher variable <strong>in</strong> kspi signal MC<br />

Figure 5-12. Left plot shows the Fisher output comparison: on the left side, signal Ã Ë � MC with the<br />

signal � � MC (black dots) superimposed, on the right side the on-resonance Ñ �Ë side-band with the<br />

parameterization for background events used <strong>in</strong> the global likelihood fit. Right plot shows the Fisher<br />

parameterization for signal events: signal Ã Ë � MC is fitted.<br />

MARCELLA BONA

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