The Following Is a Frequency Distribution of Grades of a Sample

question 11

Short Answer

The following is a frequency distribution of grades of a sample of statistics examinations.
Compute the following measures:
a.The mean
b.The variance
c.The standard deviation
d.The coefficient of variation

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Definitions:

Neo-Freudian

Neo-Freudian refers to psychologists and theorists who adopted and adapted Freud's original psychoanalytic theory, emphasizing social and cultural determinants of behavior over innate biological urges.

Alfred Adler

Austrian psychiatrist who founded the school of individual psychology, emphasizing the importance of feelings of inferiority and the creative self in personality development.

Rationalization

A defense mechanism where controversial behaviors or feelings are justified and explained in a seemingly rational or logical manner to avoid the true explanation.

Defense Mechanism

Psychological strategies brought into play by the unconscious mind to manipulate, deny, or distort reality in order to defend against feelings of anxiety and unacceptable impulses and maintain self-schema.