The Chair of the Operations Management Department at Quality University

question 10

Multiple Choice

The chair of the operations management department at Quality University wants to construct a p-chart for determining whether the four faculty teaching the basic P/OM course are under control with regard to the number of students who fail the course. Accordingly, he sampled 100 final grades from last year for each instructor, with the following results: $$\begin{array} { l c } \text { Instructor } & \text { Number of Failures } \\\hline \text { Prof. A } & 13 \\\text { Prof. B } & 0 \\\text { Prof. C } & 11 \\\text { Prof. D } & 16\end{array}$$ What is the estimate of the mean proportion of failures for these instructors?

• A) .10
• B) .11
• C) .13
• D) .16
• E) .40

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Definitions:

Network Number

The portion of an IP address that represents which network the computer is on.

WLAN

Stands for Wireless Local Area Network, it is a network that allows devices to connect and communicate wirelessly within a limited area like a home, school, or office building.

DHCP

Dynamic Host Configuration Protocol, a network management protocol used to automate the process of configuring devices on IP networks, assigning unique IP addresses to each device.

Layer 3

In the context of networking, refers to the third layer of the OSI model - the network layer - responsible for packet forwarding, including routing through intermediate routers.