A Telephone Company Prepared Four Versions of a Set of Instructions

question 46

Essay

A telephone company prepared four versions of a set of instructions for placing collect calls. The company asked a sample of 1600 people which one of the four forms was easiest to understand. In the sample, 425 people preferred Form A, 385 preferred Form B, 375 preferred Form C, and 415 preferred Form
D.At the 5% level of significance, can one conclude that in the population there is a preferred form?

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Definitions:

Modeling Techniques

A range of methods or strategies used to represent, simulate, or analyze complex systems or processes.

Emotional Reactions

Responses characterized by intense feelings that arise from stimuli or situations.

Psychoanalysis

A therapeutic approach developed by Sigmund Freud, focusing on unconscious psychological processes and is often used to treat psychopathology.

Behavior Modification

A therapeutic approach that seeks to change potentially self-destructive or unhealthy behaviors through reinforcement methods.