What is the definition of empirical evidence?
a.) empirical evidence is evidence based on personal experience.
b.)empirical evidence is evidence based on scientific research.
c.) empirical evidence is evidence based on accepted truths.
d.) empirical evidence is evidence based on historical facts.

B) Empirical evidence is evidence based on scientific research.

Explanation:

Empirical evidence is the information gathered through observation and experimentation. This enables the documentation of patterns and behavior regarding particular issue.

Empirical evidence is completely different from theory. While theory serves as a basis for empirical research, empirical evidence informs us of the (in)effectiveness of a particular theoretical study. Empirical evidence is thus always based on scientific research, and represents one's account of what happened during an experiment.

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