In Developing an Interval Estimate for a Population Mean, a Sample

question 14

Multiple Choice

In developing an interval estimate for a population mean, a sample of 40 observations was used. The interval estimate was 17.25 2.42. Had the sample size been 160 instead of 40, the interval estimate would have been:

• A) 17.259.68
• B) 17.251.21
• C) 69.009.68
• D) 34.504.82
• E) 69.001.21

---

Definitions:

Pace

The speed or tempo at which an activity or learning process is conducted, often adjusted to suit the learners' abilities and needs.

Role Plays

A training technique in which participants act out roles in specific scenarios to practice and improve their skills in a simulated environment.

Manager

An individual responsible for directing and overseeing the work of a group of people in an organization or department.

Debrief Phase

A critical discussion following an event, activity, or project, where participants reflect on what happened, analyze outcomes, and identify learning points.