yesman4048 yesman4048

13-12-2022
Mathematics

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A study tries to understand how children grow. The data were obtained by recording the heights of 160 children and their corresponding ages. Their average age is 24 months, average height is 80 centimeters, and the correlation between height and age is 0.9. One can obtain a least-square regression line asheight = 64+0.7 age

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