Diane watches a lot of news. Within the past several weeks, she has seen numerous reports of shark attacks happening all around the world. She concludes that shark attacks must be increasing in frequency and that they are more common than more mundane life-threatening events like car accidents or common diseases. Diane's thought process is an example of:

Availability bias

Explanation:

When individual judgement of things which occurs often or on a frequent basis accelerates or widens our thought or belief such that we feel that those things occurs so often than it actually is in reality could be called availability bias. Based on the scenario above, Diane exhibits availability bais based on his judgment that shark related accidents are the most common forns of accident due to the fact that she's been seeing news of shark accidents for a certain period of time.

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