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23 October 2011
15 October 2011
Difference between control Limits and specification limits
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Labels:
Control Chart,
Control limits,
PMBOK
12 October 2011
A project manager, while reviewing a control chart, observes that one data point is situated at 3.5 sigma above the mean. The customer acceptance criteria states that all items above and below 4.0 sigma are acceptable. Though the process is out of control from control limits point of view, the project manager does nothing and assigns a team member to keep a watch on the process. The project manager should have:
Refer to PMBOK.
Labels:
PMBOK,
PMP,
Practice Question,
Tricky Question
8 October 2011
A project team decides to bring forward an activity, this may be a type of
Labels:
PMBOK,
PMP,
Practice Question,
Tricky Question
3 October 2011
A process is likely to be not out of control when
Note: Answer can be found by referring PMBOK
Labels:
Control Chart,
PMBOK,
PMP,
Practice Question,
Tricky Question
Change requests are an output of all the following processes except
Labels:
Change Requests,
Easy,
PMBOK,
PMP,
Practice Question
Control Charts
Control Charts: are used for determining stability of a process. Important
terms are:
USL - Upper Specification Limit
LSL - Lower Specification Limit
UCL - Upper Control Limit
LCL - Lower Control Limit
First two are set by customer and last two are normally (+-) 3 Sigma.
Normally used to track repititive activities, sometimes they are also used
to monitor
cost and schedule variances, volume and frequency of scope changes.
A process is out of control when seven consecutive data points are above or
below the mean.
terms are:
USL - Upper Specification Limit
LSL - Lower Specification Limit
UCL - Upper Control Limit
LCL - Lower Control Limit
First two are set by customer and last two are normally (+-) 3 Sigma.
Normally used to track repititive activities, sometimes they are also used
to monitor
cost and schedule variances, volume and frequency of scope changes.
A process is out of control when seven consecutive data points are above or
below the mean.
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