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\begin{aligned} &For \, Schedule \, Buffer \\ & B_{C-P} =.5 \times \sum\nolimits_{i=1}^{N}\left(T_{p}-T_{m}\right)=14 \text { days } \\ & B_{r s e} =\sqrt{\sum\nolimits_{i=1}^{N}\left(T_{p}-T_{m}\right)^{2}}=12.6 \text { days } \\ & B_{m c s} =B P D_{\% 90}-B P D_{d}=12 \text { days } \end{aligned}