Which technique best ensures that experimental and treatment groups are equivalent?

a. matching
b. random assignment
c. manipulation checks
d. instrumentation


Answer b,

Communication & Mass Media

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Several women on campus decided to form a late-night "buddy" group so that no one has to walk home alone from a party or a study session. Which advantage of group membership does this provide?

A. provides multiple sources of information B. help achieve goals that might not otherwise be accomplished C. helps meet need for security D. contributes to positive social identity

Communication & Mass Media

Written communication has a high degree of social presence

Indicate whether this statement is true or false.

Communication & Mass Media

Trust is a critical factor for developing relationships in organizations

Indicate whether this statement is true or false.

Communication & Mass Media

The responses that listeners make to the speaker, either immediate or delayed, are known as ___________

Fill in the blank(s) with correct word.

Communication & Mass Media