To find the z value, check the z table on page 97.
Solve the case i an excel file, using the excel formulas entered in cells as provided by the PERT sample file below
Do not write the answer numbers without showing the PERT method or following the step-by-step in the case instructions example provided.
For example: The formula = (a+4*m+b)/6 should be used to calculate the required variables, and not merely typing it as in a word document.
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