Exhibit 10-4 The Following Information Was Obtained from Independent Random Samples

question 6

Multiple Choice

Exhibit 10-4
The following information was obtained from independent random samples.
Assume normally distributed populations with equal variances.

-Refer to Exhibit 10-4.The 95% confidence interval for the difference between the two population means is

• A)-5.372 to 11.372
• B)-5 to 3
• C)-4.86 to 10.86
• D)-2.65 to 8.65

---

Definitions:

Critical Thinking

The disciplined process of actively and skillfully conceptualizing, applying, analyzing, synthesizing, and evaluating information to reach a conclusion.

Triple C Approach

A strategy that involves collaboration, communication, and critical thinking to solve problems or achieve objectives.

Micro Level Skills

Skills focused on individual or small group interactions, emphasizing interpersonal communication, and detailed task execution.

Mezzo Level Skills

Social work practices targeted at small-to-medium-sized groups, such as communities or institutions.