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

question 64

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. $$\begin{array} { r r r r r r r } 8.2 & 8.0 & 10.5 & 3.8 & 6.4 & 5.3 & 7.8 \\2.9 & 6.0 & 7.7 & 6.1 & 5.9 & 1.2 & 10.4 \\7.3 & 6.9 & 5.8 & 5.1 & 6.2 & 3.1 & 5.8 \\11.7 & 4.5 & 6.5 & 9.8 & 7.4 & 2.3 & 7.8\end{array}$$

---

Definitions:

Psychological

Pertains to the mind and behavior, focusing on how individuals think, feel, and act.

Sociological

Related to the study of the development, structure, and functioning of human society and social problems.

Research Methodologies

The strategies, techniques, and procedures used by researchers to gather and analyze data in studies.

Anecdotal Feedback

Personal stories or observations used as a form of qualitative data or evidence, though not systematically collected.