In the statement “He lost his job, so he must be a bad worker,” which type of fallacy implies a cause-and-effect relationship without sufficient evidence?

The statement “He lost his job, so he must be a bad worker” illustrates the Post Hoc fallacy, which is a Latin term that means "after this, therefore because of this." This type of fallacy assumes a cause-and-effect relationship simply because one event followed another, without sufficient evidence to establish that connection.

In this context, the loss of a job does not necessarily indicate that the individual is a bad worker; there are countless reasons someone might lose their job, including external factors unrelated to their performance. The fallacy here lies in making a broad judgment about someone's work ethic or ability based solely on a single negative outcome, which is an insufficient basis for such a conclusion.

This reasoning reflects a flawed logic in which a correlation is mistakenly interpreted as causation, leading to potentially erroneous assessments of a person's character or capabilities based on incomplete evidence.