\mathrm{te}=\left(\mathrm{t}_{0}+4 \mathrm{t}_{\mathrm{m}}+\mathrm{t}_{\mathrm{p}}\right) / \mathbf{6} \boldsymbol{\theta}=\left(t_{p}-t_{0}\right) / \mathbf{6} \text { Standard deviation for the path as a whole: } o_{\mathrm{pph}}=\left(\mathrm{V}_{\mathrm{path}}\right)^{1 / 2} a) Draw the preceding diagram and find the critical

path using tm- b) Determine the expected project duration based on the PERT analysis for activities on the criticalpath. c) What is the probability of completing this project in 85 days? (refer to "Support Document"folder for Z-table)