Five Samples Were Taken, with Five Observations Each $\quad$ $\quad$

question 20

Essay

Five samples were taken, with five observations each. The sample findings are listed below. The sample values represent service times in minutes.
$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\text { Observation Number }$
$\begin{array}{lccccc}\text { Sample Number }&1&2&3&4&5\\\hline1 & 10.1 & 10.6 & 9.8 & 9.9 & 10.5 \\2 & 9.7 & 9.5 & 10.3 & 9.9 & 10.5 \\3 & 10.1 & 10.7 & 9.2 & 10.0 & 10.1 \\4 & 9.9 & 9.8 & 10.5 & 10.4 & 10.1 \\5 & 10.4 & 10.1 & 10.9 & 9.9 & 10.1\end{array}$
a. Determine the control limits for the R-chart.
b. Would you conclude the R-chart is in statistical control and proceed to develop the x-bar chart?

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Definitions:

Project Attributes

Characteristics or features that define and distinguish a project, such as its scope, duration, and resources required.

Goal-Based Cultures

Organizational environments that prioritize setting, pursuing, and achieving specific objectives.

Interface Complexity

Refers to the level of difficulty and intricacy involved in managing the points of interaction between different components or systems in a project.

Complex Adaptive System

A dynamic network of interactions where individual components adapt or learn from their interactions, leading to the system's evolution over time.