p- k k l m +

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K K L +

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p- K K L m +. m + component, ME m + component, LE. Difference. So carried out idea…. Nubar-PID performance on L100200. data and MC. L010185. L100200. data rw-MC. data rw-MC. data (L100200-L010185). rw-MC ( L100200-L010185 ). n (no m +), LE n (no m +), ME. - PowerPoint PPT Presentation

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Page 1: p- K K L m +

KKL

+

Page 2: p- K K L m +
Page 3: p- K K L m +

+ component, ME+ component, LE

Difference

Page 4: p- K K L m +

Nubar-PID performance on L100200

So carried out idea…

Page 5: p- K K L m +

L010185 L100200datarw-MC

datarw-MC

data and MC

rw-MC (L100200-L010185) data (L100200-L010185)

Page 6: p- K K L m +

(no +), LE (no +), ME

ratio

diff

L010185 and L100200 MC

(reweighed)

Page 7: p- K K L m +

1st try: fit the ME-LE data with the following function:

LEME vparLEvparMEf

MEv

LEv

Simple chi-squared used for the fit:

bins

LEMEDATA parLEparMEvvfLEME2

2,,,

222)( MELEDATA vparMEvparLELEME

where:

Page 8: p- K K L m +

1st check: Fit for (ME-LE)MC after correcting for ME,LE differences with the MC:

ME-LE, no + (MC)

parMEv ME parLEv LE

(ME-LE)MCFit

parME and parLE indeed converge at 1.0

Page 9: p- K K L m +

2nd check: Fit for (ME-LE)MC assuming no ME,LE differences besides +:

parLE = 0.728±0.591parME= 1.303±0.297

Fit values:

71.242 Fit80.262 ini

(ME-LE)MCFit

parLEv LE parMEv ME

Page 10: p- K K L m +

Now fit for (ME-LE)DATA assuming no ME,LE differences besides +:

parLE = 2.623±0.847parME= 0.703±0.436

Fit values:

42.202 Fit68.262 ini

parLEv LE parMEv ME

(ME-LE)DATAFit

Page 11: p- K K L m +

Fit (ME-LE)MC again with less bins:

parLE = 0.195±0.587parME= 1.015±0.290

Fit values:

39.92 Fit39.112 ini

parLEv LE parMEv ME

(ME-LE)MCFit

Page 12: p- K K L m +

parLE = 1.793±0.861parME= 0.477±0.431

Fit values:

17.72 Fit24.112 ini

(ME-LE)MCFit

parLEv LE parMEv ME

Fit (ME-LE)DATA again with less bins:

Page 13: p- K K L m +

BACKUP

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