Consider the Partial Printout Below

question 58

Essay

Consider the partial printout below. $$\begin{array}{l}\begin{array} { l c l l l l l } \hline & \text { Coefficients } & \text { Standard Error } & t \text { Stat } & \text { P-value } & \text { Lower 95\% } & \text { Upper 95\% } \\\hline \text { Intercept } & - 63.14873931 & 25.09115112 & - 2.516773304 & 0.045484943 & - 124.5446192 & - 1.752859365 \\\text { X1 } & 14.72507864 & 8.113581741 & 1.814867849 & 0.119466699 & - 5.128155197 & 34.57831248 \\\text { X2 } & 12.48784546 & 4.686063743 & 2.664890224 & 0.037279879 & 1.021452165 & 23.95423875 \\\text { X1X2 } & - 1.886935135 & 1.344999834 & - 1.402925924 & 0.210210141 & - 5.178033575 & 1.404163305 \\\hline\end{array}\\\text { Is there evidence (at } \alpha = .05 \text { ) that } x _ { 1 } \text { and } x _ { 2 } \text { interact? Explain. }\end{array}$$

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Definitions:

UDDI

Universal Description, Discovery, and Integration, which is a platform-independent framework for describing services, discovering businesses, and integrating business services over the Internet.

Registry

A centralized database or system that keeps track of information on a specific topic or activity, often for official or formal purposes.

UDDI

Stands for Universal Description, Discovery, and Integration, a platform-independent framework for describing, discovering, and integrating web services.

Searchable Directories

Organized collections of information that can be easily searched and navigated, often used for finding businesses or service providers online.