A forced rating scale forces the respondents to express an opinion because "no opinion" or "no knowledge" options are not provided

Marketers use ________ when they want to determine if a change in one thing is responsible for a change in something else

A) ethnography B) predictive techniques C) descriptive research D) causal research E) exploratory research

Stickiness is an important attribute for which of the following revenue models?

A) advertising revenue model B) subscription revenue model C) transaction fee revenue model D) sales revenue model