____ Is a Wireless Standard That Is Designed for Very

question 48

Multiple Choice

____ is a wireless standard that is designed for very short-range (10 meters, approximately 33 feet, or less) connections.

• A) IrDA
• B) xMax
• C) Wi-Fi
• D) Bluetooth

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Definitions:

Qualitative Variables

Variables that express categorical data and can be classified into groups or categories based on attributes or qualities, rather than numbers.

Chi-Square Test

A statistical method designed to test the significance of the connection between two categorically distinct variables.

Contingency Table

A data table that shows the frequency distribution of the variables in a matrix format, useful for statistical analysis like chi-square tests.

Qualitative Variables

Variables that categorize or describe attributes or properties without a natural numerical scale or order.