The weight (in pounds) and height (in inches) for a child were measured every few months over a two-year
period. The results are given in the table.
Using technology, what is the slope of the least-
squares regression line and what is its interpretation?
8
18
35
37
40
Weight
Height ()
12
23
24 30 32
3032 33
22
26
35
The slope is 1.98, which means for each additional
inch in height, the child's weight will increase by 1.98
pounds
The slope is 1.98, which means for each additional
inch in height, the child's weight is predicted to
increase by 1.98 pounds,
The slope is 0.50, which means for each additional
pound in weight, the child's height will increase by
0.5 inches
The slope is 0.50, which means for each additional
pound in weight, the child's height is predicted to
increase by 0.5 inches
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