A Researcher Decides to Split Scores on an Exam into Quartiles.She

question 42

Multiple Choice

A researcher decides to split scores on an exam into quartiles.She determines that a score of 64 is at the 25th percentile,a score of 74 is at the 50th percentile,and a score of 80 is at the 75th percentile.What is the interquartile range (IQR) for these data?

• A) 16
• B) 10
• C) 6
• D) There is not enough information to answer this question.

---

Definitions:

Social Movements

Collective, organized efforts by groups of people to promote or resist change in society based on shared objectives and ideologies.

Physical Location

The tangible and geographical place or position where something or someone exists or operates.

Crowd Psychology

The study of how individual behavior is influenced by large groups of people, including the way emotions and behaviors can be contagious.

Social Identities

The portion of an individual's self-concept derived from perceived membership in social groups, such as national, cultural, religious, or occupational groups.