Determine Which of the Given Procedures Describe a Binomial Distribution

question 47

Multiple Choice

Determine which of the given procedures describe a binomial distribution.

• A)Observing that ten out of the next twenty customers at a grocery store checkout use a credit card given that the probability of using a credit card is 0.58.
• B)Record the number of songs downloaded in a month for a group of 30 randomly selected college students.
• C)Surveying customers entering a sporting equipment store until a customer responds that he or she was shopping for a bicycle.

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Definitions:

Central Tendency

A statistical measure that indicates the center or the middle of the distribution.

Extreme Outliers

Data points that are significantly distant from the majority of other points in a dataset, often indicating a deviation from expected norms.

Median

A measure of central tendency that is defined as the middle score or the score that divides a distribution exactly in half.

Qualitative Variables

Variables that are nonnumeric in nature and are defined using nominal or categorical data.