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TABLE 3-3
The ordered array below represents the number of vitamin supplements sold by a health food store in a sample of 16 days.
19, 19, 20, 20, 22, 23, 25, 26, 27, 30, 33, 34, 35, 36, 38, 41
Note: For this sample, the sum of the values is 448, and the sum of the squared differences between each value and the mean is 812.
-Referring to Table 3-3, the coefficient of variation of the number of vitamin supplements sold in this sample is ________ percent.
Voice Portal
An application that gives users access to information and services through voice recognition and telephone input, allowing interactions with an automated system using spoken commands.
Super Wi-Fi
A wireless technology that offers longer range and penetration than traditional Wi-Fi, utilizing lower frequency bands for better coverage.
White Spaces
Unused broadcasting frequencies in the wireless spectrum, which can be leveraged for providing broadband and other types of wireless communication services.
MiFi
A portable broadband device that enables users to create a personal hotspot and connect several mobile devices to the internet wirelessly.
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