SOLUTION: (1 point) Consider the data in the following table.
Obs. X Y
1 7 27.2
2 11 46.4
3 11 46.2
4 18 82.2
5 22 102.2
6 23 106.2
7 27 127.2
8 27 126.2
9 32 151.8
10 35 166.4
Algebra.Com
Question 1196086: (1 point) Consider the data in the following table.
Obs. X Y
1 7 27.2
2 11 46.4
3 11 46.2
4 18 82.2
5 22 102.2
6 23 106.2
7 27 127.2
8 27 126.2
9 32 151.8
10 35 166.4
Suppose that the relation between the variables Y and X is given by the following linear model:
Yi=α+β Xi+ ui
Compute the following.
Σni=1XiYi=
Σni=1X2i=
Σni=1Xi=
Σni=1Yi=
(Σni=1Yi)(Σni
Σni=1xiyi=
Σni=1x2i=
α^=
β^=
∑ni=1u^i=
∑ni=1u^2i=
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.
Could you explain me please why did you decide that the tutors should do these mechanical calculations for you ?
In opposite, it is ENTIRELY YOUR JOB.
Making calculations is the students' honorable duty and a privilege.
It is first axiom of every university, every college and every school.
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