Question: The question is in the attachment below. Please answer all parts of the question :) 5. The diameters of circular rugs and their corresponding masses

The question is in the attachment below. Please answer all parts

The question is in the attachment below. Please answer all parts of the question :)

of the question :) 5. The diameters of circular rugs and their

5. The diameters of circular rugs and their corresponding masses are recorded in the table below. +. 45 Diameter (d m) 0.77 1.22 1.69 2.25 Mass (m kg) 0.97 2.14 1.68 8.30 1.47 + 2.44 (a) Does the data represent a direct variation or an inverse variation between the variables. Justify your reasoning. [2 marks] ( b ) Using a GDC, determine a power model which best fits the data. [2 marks] ( c ) Estimate the mass of a rug with diameter 1.5 m. [2 marks] (d) Is this estimate reliable? Justify your reasoning. (2 marks]

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