The Waiting Times (In Minutes) of 28 Randomly Selected Customers

question 75

Essay

The waiting times (in minutes) of 28 randomly selected customers in a bank are given below. Use a significance
level of 0.05 to test the claim that the population median is equal to 5.3 minutes. $$\begin{array} { r r r r r r r } 8.2 & 8.0 & 10.5 & 3.8 & 6.4 & 5.3 & 7.8 \\2.9 & 6.0 & 7.7 & 6.1 & 5.9 & 1.2 & 10.4 \\7.3 & 6.9 & 5.8 & 5.1 & 6.2 & 3.1 & 5.8 \\11.7 & 4.5 & 6.5 & 9.8 & 7.4 & 2.3 & 7.8\end{array}$$

Perform accurate arithmetic operations involving powers and roots.

Deploy skills in algebraic manipulations to simplify expressions and solve equations.

Understand the basic principles of child development theories.

Differentiate between various research methods used in child development studies.

---

Definitions:

Organizational Behavior

A field of study that investigates how individuals, groups, and structure affect behavior within organizations, aiming to apply this knowledge to improve an organization's effectiveness.

Government Representative

An individual who holds a public office or position, acting on behalf of a government body or agency to implement policies, represent governmental views, or interact with the public or other governmental entities.

Division Of Labor

The allocation of different parts of a manufacturing process or task to different individual workers to improve efficiency.

Common Purpose

A shared goal or mission that unifies a group or team, motivating them to work together effectively.