\table[[Activity,Time (weeks),\table[[Immediate],[Predecessor(s)]],Activity,Time (weeks),\table[[Immediate],[Predecessor(s)]]],[a,m,b,a,m,b

solution: Given activities and their time estimates: Calculate the expected time (mu) and the variance (sigma^2)

Resuelto \table[[Activity,Time

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Pregunta: \table[[Activity,Time (weeks),\table[[Immediate],[Predecessor(s)]],Activity,Time (weeks),\table[[Immediate],[Predecessor(s)]]],[a,m,b,a,m,b
$\$ table $[[$ Activity $,$ Time $($ weeks $), \$ table $[[$ Immediate $], [$ Predecessor $($ s $)]],$ Activity,Time $($ weeks $), \$ table $[[$ Immediate $], [$ Predecessor $($ s $)]]], [a, m, b, a, m, b$
Hay 3 pasos para resolver este problema.
Solución
Paso 1
solution:
Given activities and their time estimates:

a
m
b
Activity
immediate predecessors
Time (weeks)
A

9
10
11
B

4
10
16
C
A
9
10
11
D
B
5
8
11
Calculate the expected time $(μ)$ and the variance $(σ^{2})$
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Paso 2
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Paso 3
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Respuesta
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