Table 1 lists the systematic uncertainties on a matter-antimatter asymmetry, also known as charge-paritv (CP) asvmmetrv, measured for the decay of a Dº meson into a K+K¯a+n¯ final state. Given that the CP asymmetry is defined by NA- NB A NA + NB where NA = 10974± 117 and NB = 10749±116, compute the value and uncertainty on A, writing statistical and systematic uncertainties separately. You may assume that NA and Ng are uncorrelated and that the systematic uncertainties are uncorrelated. Table 1: Systematic uncertainty contributions on A for Dº → K+K¯ata¯ data. Source of systematic uncertainty Magnitude of contribution mis-reconstructed signal shape Charged particle identification momentum (p*(D°)) cut Detector asymmetry 0.001 0.004 0.002 0.001 A. Compute the total systematic uncertainty on this asymmetry.
Table 1 lists the systematic uncertainties on a matter-antimatter asymmetry, also known as charge-paritv (CP) asvmmetrv, measured for the decay of a Dº meson into a K+K¯a+n¯ final state. Given that the CP asymmetry is defined by NA- NB A NA + NB where NA = 10974± 117 and NB = 10749±116, compute the value and uncertainty on A, writing statistical and systematic uncertainties separately. You may assume that NA and Ng are uncorrelated and that the systematic uncertainties are uncorrelated. Table 1: Systematic uncertainty contributions on A for Dº → K+K¯ata¯ data. Source of systematic uncertainty Magnitude of contribution mis-reconstructed signal shape Charged particle identification momentum (p*(D°)) cut Detector asymmetry 0.001 0.004 0.002 0.001 A. Compute the total systematic uncertainty on this asymmetry.
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Transcribed Image Text:Table 1 lists the systematic uncertainties on a matter-antimatter asymmetry, also known as
charge-paritv (CP) asvmmetrv, measured for the decay of a Dº meson into a K+K¯a+n¯
final state. Given that the CP asymmetry is defined by
NA- NB
A
NA + NB
where NA = 10974± 117 and NB = 10749±116, compute the value and uncertainty on A,
writing statistical and systematic uncertainties separately. You may assume that NA and
Ng are uncorrelated and that the systematic uncertainties are uncorrelated.
Table 1: Systematic uncertainty contributions on A for Dº → K+K¯ata¯ data.
Source of systematic uncertainty Magnitude of contribution
mis-reconstructed signal shape
Charged particle identification
momentum (p*(D°)) cut
Detector asymmetry
0.001
0.004
0.002
0.001
A. Compute the total systematic uncertainty on this asymmetry.
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