DrZelke Surveys 50 University Students to Discover the Relationship Between

question 28

Multiple Choice

Dr.Zelke surveys 50 university students to discover the relationship between textbook price and ratings of readability.Dr.Zelke finds that for these two variables the correlation coefficient is -0.70.This indicates that

• A) more expensive books tend to receive higher readability ratings than less expensive books.
• B) there is no relationship between textbook price and ratings of readability.
• C) increasing a textbooks price will cause a decrease in its readability rating.
• D) more expensive books tend to receive lower readability ratings than less expensive books.

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Definitions:

Group Cohesion

The strength and solidarity of the bonds among group members, contributing to the group's unity, commitment, and capacity to act as a single entity.

Task Cohesion

The degree to which group members work together towards a common goal and the level of commitment to achieving that goal.

Entitativity

The degree to which a group is perceived as being a coherent, unified entity.

Collective Efficacy

The shared belief in a group's capability to organize and execute the courses of action required to produce given levels of achievements.