Examlex
Marketers successfully use soundtracks of a frequently viewed TV commercial on radio. Consumers who are familiar with the TV commercial perceive the radio as incomplete, so in their need for completion they mentally play back the visual content as well. This is an example of:
Null Hypothesis
A statistical hypothesis that assumes no significant difference or effect exists between certain characteristics of a population or dataset.
Contingency Table
A tabular arrangement of data that displays the frequency distribution of variables to study the relationship between them.
Expected Values
The expected value of a variable is determined by the total of all its potential outcomes, each weighted by its chance of happening.
Joint Probabilities
The probability of two or more events happening at the same time, often represented within a probability distribution.
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