A Market Researcher Selects 20 Students at Random to Participate

question 36

Essay

A market researcher selects 20 students at random to participate in a wine-tasting test. Each student is blindfolded and asked to take a drink out of each of two glasses, one containing an expensive wine and the other containing a cheap wine. The students are then asked to identify the more expensive wine. If the students have no ability whatsoever to discern the more expensive wine, what is the probability that the more expensive wine will be correctly identified by:
a. more than half of the students?
b. none of the students?
c. all of the students?
d. eight of the students?

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Definitions:

Adler

Refers to Alfred Adler, an Austrian medical doctor and psychotherapist known for his contribution to psychology with the development of the theory of individual psychology.

Parapraxes

Mistakes or slips of the tongue that reveal subconscious thoughts or desires.

Feminine Protest

Feminine protest is a term from Adlerian psychology indicating a woman's assertion of her competence and independence in a male-dominated society.

Adler

Alfred Adler, an Austrian medical doctor, psychotherapist, and founder of the school of individual psychology which emphasizes the importance of the feeling of inferiority.