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Suppose that the sample regression line of a first-order model is . If we examine the relationship between y and for three different values of , we observe that the effect of on remains the same no matter what the value of .
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A mobile phone that combines cellular and mobile computing functions into one unit, equipped with a touchscreen interface, internet access, and an operating system capable of running downloadable apps.
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An electronic device capable of processing, storing, and displaying information based on programming.
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Printers that use a laser beam to produce text and images on paper, known for their high-quality output and speed.
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