A Researcher Wishes to Study Whether Music Has Any Effect

question 21

Essay

A researcher wishes to study whether music has any effect on the ability to memorize information. 87 randomly selected adults are given a memory test in a quiet room. They are then given a second memory test while listening to classical music. 62 people received a higher score on the second test, 24 a lower score, and 1 received the same score. At the 0.05 significance level, test the claim that the music has no effect on memorization skills.

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Definitions:

Schizophrenia

A chronic mental disorder characterized by delusions, hallucinations, disorganized speech, and impaired cognitive function.

Subliminal Messages

Messages that are designed to pass below the normal limits of perception, potentially influencing an individual's thinking or behavior without their conscious awareness.

Antisocial Personality Disorder

A mental disorder characterized by a long-term pattern of violating the rights of others, lack of empathy, and often criminal behavior.

Immediate Gratification

The desire to experience pleasure or fulfillment without delay or deferment, often prioritizing current enjoyment over future benefits.