"Thumbsucking is the effect of fixation at the oral stage of development." This hypothesis is
A) judgmental.
B) not testable.
C) derived from a theory.
D) a and b
E) b and c

Question

Quizplus · Accepted Answer

The hypothesis is not testable as it cannot be directly observed or measured. It is derived from Freud's psychosexual theory of development which suggests that personality development is heavily influenced by early childhood experiences and the fixation at certain stages of development. However, the hypothesis is also judgmental as it implies that thumbsucking is a problem that needs to be fixed or overcome.

"Thumbsucking Is the Effect of Fixation at the Oral Stage