A Project Consists of Four Consecutive Tasks That Have Average

question 75

Multiple Choice

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days) as shown in the table.Use Newbold's model to determine the aggregated buffer of one standard deviation for this project. $$\begin{array} { | l | l | l | } \text { Activity } & \text { Average } & \text { Worst-Case } \\\hline \mathrm { X } & 12 & 20 \\\hline \mathrm { Y } & 20 & 25 \\\hline \mathrm { W } & 14 & 24 \\\hline \mathrm { W } & 18 & 26 \\\hline\end{array}$$

• A) 31 days
• B) 16 days
• C) 8 days
• D) 5 days

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Definitions:

Physiological Changes

Alterations in the body's normal biological functions, which can result from disease, environmental factors, or normal aging processes.

Placebos

Substances with no therapeutic effect, often used as a control in testing new drugs, to assess the psychological impact of receiving treatment.

Nocebos

Refers to a detrimental health effect that results from negative expectations of the patient and is the counterpart to the placebo effect.

Placebo Response

A beneficial health outcome resulting from a person's expectation of treatment rather than from the actual treatment itself.