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The quadratic regression model is appropriate when the slope,capturing the influence of x on y,changes in magnitude as well as sign.
Roles
Defined sets of permissions or duties assigned to users or entities in a system, determining what actions they can perform within that system.
NFC
Near Field Communication, a set of communication protocols for communication between two electronic devices over a distance of 4 cm or less.
RFID
Stands for Radio-Frequency Identification, a technology used for the wireless use of electromagnetic fields to transfer data, for the purposes of automatically identifying and tracking tags attached to objects.
Bluetooth
A wireless technology standard for exchanging data over short distances between fixed and mobile devices.
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