A Sample of N = 16 Scores Is Obtained from a Population

question 66

Multiple Choice

A sample of n = 16 scores is obtained from a population with μ = 50 and σ = 16.If the sample mean is M = 54,then what is the z-score for the sample mean?​

• A)​z = 0.25
• B)​z = 0.50
• C)​z = 1.00
• D)​z = 4.00

---

Definitions:

Stereotype Threat

The thought in a person’s mind that one’s appearance or behavior will be misread to confirm another person’s oversimplified, prejudiced attitudes.

Ageist Beliefs

Ageist beliefs are prejudicial views and stereotypes that are based on the age of an individual, often leading to discrimination.

Without Glasses

Refers to the condition or moment when an individual who typically needs corrective lenses is not wearing them, potentially affecting vision clarity.

Neurogenesis

The process by which new neurons are formed in the brain, contributing to brain plasticity and repair.