(c) Find x, and y. Then find the equation of the least-squares line ŷ = a + bx. (Round your answers for x and y to two decimal places. Round your answers for a and b to three decimal places.) X= 32.66...


An economist is studying the job market in Denver area neighborhoods. Let
x
represent the total number of jobs in a given neighborhood, and let
y
represent the number of entry-level jobs in the same neighborhood. A sample of six Denver neighborhoods gave the following information (units in hundreds of jobs).


























x

133248285025


y

236593


Complete parts (a) through (e), given Σx
= 196, Σy
= 28, Σx
2
= 7406, Σy
2
= 164, Σxy
= 1075, and
r
≈ 0.877.



(c) Find x, and y. Then find the equation of the least-squares line ŷ = a + bx. (Round your answers for x and y to two decimal places. Round your answers for a and<br>b to three decimal places.)<br>X= 32.66<br>y = 4.67<br>X + .160<br>

Extracted text: (c) Find x, and y. Then find the equation of the least-squares line ŷ = a + bx. (Round your answers for x and y to two decimal places. Round your answers for a and b to three decimal places.) X= 32.66 y = 4.67 X + .160

Jun 01, 2022
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