| 48 | |
| 49 | \[\sigma^2(N_0) = \sum_\textrm{corsika}\omega_i^2(E)\omega_i^2(\theta)\] |
| 50 | \[\sigma^2(N_\textrm{exc}^\textrm{MC}) = \left(\frac{d\phi(E)}{dN_\textrm{sig}^\textrm{MC}}\right)\sigma^2(N_\textrm{sig}^\textrm{MC}) + \left(\frac{d\phi(E)}{d\hat N_\textrm{bg}^\textrm{MC}}\right)\sigma^2(\hat N_\textrm{bg}^\textrm{MC}) \] |
| 51 | \[\sigma^2(N_\textrm{exc}) = \left(\frac{d\phi(E)}{dN_\textrm{sig}}\right)\sigma^2(N_\textrm{sig}) + \left(\frac{d\phi(E)}{d\hat N_\textrm{bg}}\right)\sigma^2(\hat N_\textrm{bg}) \] |
| 52 | |
| 53 | \[\sigma^2(N_\textrm{sig} = N_\textrm{sig}\] |
| 54 | \[\sigma^2(\hat N_\textrm{bg} = \frac{1}{5^2}\sigma^2(N_\textrm{bg} = \frac{1}{5^2} N_\textrm{bg}\] |
| 55 | |
| 56 | |
| 57 | \[\sigma^2(N_\textrm{sig}^\textrm{MC} = \] |
| 58 | \[\sigma^2(\hat N_\textrm{bg}^\textrm{MC} = \frac{1}{5^2}\sigma^2(N_\textrm{bg}^\textrm{MC} = \] |
| 59 | |