Reference no: EM131189161
1. Using the information in Table 12-7, construct a PERT network and answer each of the following questions:
a. What is the expected project completion data?
b. What is the scheduled start and completion date for each activity?
c. Which activities are on the critical path?
d. How long can noncritical path activities be delayed without jeopardizing the overall completion date for this project?
2. Assess the impact of the following changes to the time estimates provided in question 1. Individually, what is the impact if:
|
Activity
|
Predecessor
|
New Time Estimate
|
|
O. Advertise for new staff
|
N
|
4
|
|
P. Interview for new staff
|
O
|
6
|
|
Q. Select new staff
|
P
|
1
|
|
Collectively, what is the impact of these changes?
|
3. As project manager for the example included in question 1, what would you recommend to preserve the original project completion date if activity A was reestimated to take 8 weeks, not the original 4 weeks? Provide details.
4. Develop a WBS and PERT network with no more than 20 activities for each of the following projects.
a. Buying a car
b. Screening 1000 school-age children for high blood pressure and reporting the results to the child's physician
Table 12-7 Project to Convert a 20-Bed Unit in a Nursing Home to Accommodate Patients with Dementia
|
Activity
|
|
Predecessor
|
Time estimate (weeks)
|
|
A
|
Secure state approval
|
-
|
4
|
|
B
|
Identify 20-bed unit to be used
|
A
|
1
|
|
C
|
Move existing residents
|
B
|
1
|
|
D
|
Clean space
|
C
|
2
|
|
E
|
Develop architectural plans
|
A
|
9
|
|
F
|
Install new heating and ventilation systems
|
E
|
4
|
|
G
|
Install security systems
|
E
|
2
|
|
H
|
Move walls; renovate
|
F
|
4
|
|
I
|
Identify new equipment
|
A
|
1
|
|
J
|
Order new equipment
|
I
|
1
|
|
K
|
Unpack and inspect new equipment
|
J
|
1
|
|
L
|
Install new equipment
|
D, K, H
|
3
|
|
M
|
Reassign staff
|
A
|
1
|
|
N
|
Identify new staffing needs
|
M
|
1
|
|
O
|
Advertise for new staff
|
N
|
3
|
|
P
|
Interview for new staff
|
O
|
2
|
|
Q
|
Select new hires
|
P
|
3
|
|
R
|
Develop care plan protocols
|
M
|
1
|
|
S
|
Train staff
|
R, Q, M, L
|
1
|
|
T
|
Modify quality assurance plans
|
S
|
2
|
|
U
|
Coordinate with hospital discharge planners
|
T
|
4
|
|
V
|
Complete internal audit
|
U, G
|
1
|
|
Skier lands from the beginning of the ramp
: Suppose an aerial freestyle skier goes off a ramp with her path represented by the equation y=-0.022(x-25)^2+40. If the surface of the mountain is represented by the linear equation y=-0.5+25, find the distance in feet the skier lands from the beg..
|
|
Calculate how much you might expect to earn from project
: Let’s try to examine the most glaring issue with IRR via an example. Let’s suppose a friend of yours offers you an "investment." He knows that every year there is one day when some lottery numbers are fixed. calculate how much you might expect to ear..
|
|
What are the two archetypical economic systems
: suggest that autonomy and cultural regulation are more fundamental than the dichotomy between markets and plans in classifying systems?
|
|
Find the coefficient of variation for the project
: An investment costs $7,000, after tax considerations, and will generate cash flows of $1,500 a year over its life. The capital investment will last for 7, 8, or 9 years, with probabilities of 0.3, 0.4, and 0.3 respectively. Assume the required rate o..
|
|
What is the expected project completion data
: As project manager for the example included in question 1, what would you recommend to preserve the original project completion date if activity A was reestimated to take 8 weeks, not the original 4 weeks? Provide details.
|
|
Calculate the reward to risk ratio for combination of firm
: A firm’s existing assets have an expected return of 16% and an associated standard deviation of 20%. A proposed project has an expected return of 26% and an associated standard deviation of 30%. The covariance between the existing firm and the projec..
|
|
Declare on the shipping manifest
: The weight of 1 hoon corresponds to a mass of0.3779g. When you arrange to ship the ox home to your astonished family, how much mass in kilograms must you declare on the shipping manifest? Use dimensional analysis.
|
|
Interest on the unpaid balance
: A credit card company charges 18% interest on the unpaid balance. If you owed $2000 three months ago and have been delinquent since, how much do you owe?
|
|
Financed entirely with equity and the firm has beta
: The Chris-Kraft Co. is financed entirely with equity and the firm has a beta of 1.55. The current risk-free rate is 6 percent and the expected market return is 12 percent. What should be the required rate of return on the project? What is the NPV of ..
|