Question Help The data below represent the number of days absent, x, and the final grade, y, for a sample of college students at a large university. Complete parts (a) through (e)
below.
No. of absences, x 0 1 2 3 4 5 6 7 8
Final grade, y 89.4 86.5 83.5 81.0 78.0 73.7 64.1 68.6 65.7 62.8
(a) Find the least-squares regression line treating the number of absences, x, as the explanatory variable and the final grade, y, as the response variable.
y = x + 1 )
(Round to three decimal places as needed.)
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