Table 1-Statistical Process Control (SPC) Problem Data for Service Waiting

question 19

Multiple Choice

Table 1-Statistical Process Control (SPC) Problem Data for Service Waiting Times
$\begin{array} { | c | c | c | c | } \hline \begin{array} { c } \text { Sample } \\\text { Number }\end{array} & \multicolumn{3}{|c|} { \text { Observation Number } } \\\hline & 1 & 2 & 3 \\\hline 1 & 9.6 & 10.2 & 9.8 \\\hline 2 & 9.4 & 10.0 & 10.4 \\\hline 3 & 9.9 & 9.6 & 9.0 \\\hline 4 & 9.3 & 10.5 & 9.9 \\\hline 5 & 9.7 & 9.2 & 9.7 \\\hline\end{array}$
-In Table 1, the sample values represent service waiting times in minutes. For the R-chart, what is the value of UCL_R?

• A) Less than or equal to 1.5
• B) Greater than 1.5 but less than or equal to 2.0
• C) Greater than 2.0 but less than or equal to 2.5
• D) Greater than 2.5

---

Definitions:

Alienated

The feeling of being estranged or disconnected from others, society, or oneself, often resulting in isolation and a loss of identity or meaning.

Adam Smith

A Scottish economist and philosopher, best known for his theories on free market economics and the ‘invisible hand’ concept.

Peasants

Historically, members of the lower social class in rural areas, typically farmers who own or rent small plots of land for cultivation.

Legitimate Power

Authority that is recognized and accepted by others within an organizational or social structure, often derived from an official position or role.