Grven the data for mass hanging on a spring. mass (groms) 50 100 150 250 longth (cm) 26.0 27.8 17.4 20.4 22. 0 25.0 O How long is syming wrth no mass? O Determine the linear equahon that repre sants this data. O wuat weight will make the spring 3lcm long? O Determine the value of the cornelatron coeficient. O what i's the mean point (8,ÿ) of the data?

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