At an Academically Challenging High School, the Average GPA of a High

question 9

Multiple Choice

At an academically challenging high school, the average GPA of a high school senior is known to be normally distributed with a variance of 0.25. A sample of 20 seniors is taken and their average GPA is found to be 2.71. Develop a 90% confidence interval for the population mean GPA.

• A) [2.5261, 2.8939]
• B) [2.5667, 2.8533]
• C) [2.6180, 2.8020]
• D) [2.6384, 2.7816]

---

Definitions:

Reward And Recognition

The practice of acknowledging and giving incentives to employees for their achievements and contributions.

Observable Culture

Observable culture refers to the visible elements of an organization's culture, such as rituals, dress codes, behaviors, physical setups, and corporate language that can be directly observed.

Salesperson

An individual who sells products or services to customers, typically working to achieve sales targets and build client relationships.

Power Culture

A corporate environment where authority, control, and decision-making are concentrated in a few hands.