Vending Machines on a College Campus Offer a Variety of Snacks

question 18

Multiple Choice

Vending machines on a college campus offer a variety of snacks. The purchasing agent believes that each type of snack is equally preferred by students and consequently
Orders equal quantities. The number of snacks sold from vending machines on this
Campus for the last six months is shown in the following table. The appropriate test to
See if the purchasing agent is correct is the $$\begin{array} { | c | c | c | c | c | } \hline \text { Snack Type } & \text { Chips } & \text { Candy Bars } & \text { Crackers } & \text { Nuts } \\\hline \text { Purchase Frequency } & 159 & 198 & 174 & 149 \\\hline\end{array}$$

• A) Chi-square test of independence.
• B) Z-test for two proportions.
• C) Chi-square goodness-of-fit test.
• D) Chi-square test of homogeneity.
• E) Normality test.

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Definitions:

Adler

Alfred Adler was an Austrian medical doctor and psychotherapist who founded the school of individual psychology, emphasizing the importance of social context in personality development.

Social Strivings

Efforts made by individuals to achieve status, acceptance, or fulfillment within their social communities.

Sensing

The process of receiving information through sensory organs and translating it into neural signals for the brain to interpret.

Jung

Refers to Carl Jung, a Swiss psychiatrist and psychoanalyst who founded analytical psychology, focusing on the importance of the individual psyche and the personal quest for wholeness.