A Mid-Sized Company Has Decided to Implement an Enterprise Resource

question 17

Multiple Choice

A mid-sized company has decided to implement an enterprise resource planning (ERP) system, and management suspects that many of its employees are concerned about the
Planned implementation. Managers are considering holding informational workshops to
Help decrease anxiety levels among employees. They randomly select 16 employees to
Participate in a pilot workshop. These employees were given a questionnaire to measure
Anxiety levels about ERP before and after participating in the workshop. At the 90%
Confidence level, what is the margin of error for the mean difference in anxiety levels pre- and post-workshop? $$\begin{array} { | l | c | c | c | c | c | c | c | c | c | c | c | c | c | c | c | c | } \hline \begin{array} { l } \text { Pre-workshop } \\\text { anxiety level }\end{array} & 7 & 6 & 9 & 5 & 6 & 7 & 5 & 7 & 6 & 4 & 3 & 2 & 1 & 3 & 4 & 2 \\\hline \begin{array} { l } \text { Post-workshop } \\\text { anxiety level }\end{array} & 4 & 3 & 7 & 3 & 4 & 5 & 4 & 6 & 5 & 3 & 2 & 2 & 1 & 3 & 4 & 3 \\\hline \begin{array} { l } \text { Difference } \\\text { (Post - Pre) }\end{array} & - 3 & - 3 & - 2 & - 2 & - 2 & - 2 & - 1 & - 1 & - 1 & - 1 & - 1 & 0 & 0 & 0 & 0 & 1 \\\hline\end{array}$$

• A) 1.753
• B) 1.147
• C) 0.287
• D) 0.503
• E) 2.010

---

Definitions:

Peristalsis

A sequence of muscular waves that propel food along the digestive system.

Chemical Digestion

The process in the digestive system where enzymes break down food into small molecules the body can absorb.

Diffusion

Tendency for solute molecules to move from an area of high concentration to an area of low concentration in solution; the product of the constant random motion of all atoms, molecules, or ions in a solution.

Active Transport

The process where molecules travel through a cellular membrane from an area of lesser concentration to an area of greater concentration, necessitating the use of energy.