What is most likely the reason for that?

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1 Answer
Oct 3, 2017

d) It is too subjective and hard to establish a central tendency

Explanation:

By today’s scientific standards, the experimental methods used to study the structures of the mind were too subjective—the use of introspection led to a lack of reliability in results.

https://www.verywell.com/structuralism-and-functionalism-2795248