When McDonald's puts on its roadside signs the phrase "billions and billions served," the company is hoping that you will want to eat where so many other consumers have eaten, based on what principle?

A. Scarcity
B. Cause-and-effect
C. Social validation
D. Reciprocity


Answer: C

Communication & Mass Media

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James Gordon Bennett

A) started the first penny press. B) used newspapers to fight social ills that accompanied industrialization. C) organized the first newsroom and reporting staff. D) pioneered editorials.

Communication & Mass Media

During a conversation, Mario was complimentary, shared his views openly, and appeared fully engaged in what the other person was saying. Mario was using __________ behaviors during this interaction.

A. autonomous B. monologic C. turn-taking D. immediacy

Communication & Mass Media

_____ are especially good for making general principles or abstract notions

interesting and meaningful to an audience. They interject life and meaning into the ideas you are communicating, making them vivid and memorable. A) Statistics B) Examples C) Definitions D) Expert opinions

Communication & Mass Media

What are the two key components of sampling error estimates?

a. parameters and statistics b. sampling frames and variables c. reliability coefficients and observation units d. confidence levels and confidence intervals

Communication & Mass Media