The accompanying table is used to make the preliminary computations for finding the least squares line for
Question:
The accompanying table is used to make the preliminary computations for finding the least squares line for the given pairs of x and y values. LO9
a. Complete the table.
b. Find SSxy.
c. Find SSxx.
d. Find b n 1.
e. Find x and y.f. Find b n g. Find the least squares line.
[Hint: Use the formulas in the box on p. 620.]
xi yi xi 2 xi yi 1 8 — —
7 3 — —
9 10 — —
6 9 — —
9 10 — —
10 10 — —
7 8 — —
Totals axi = ayi = axi 2 = axi yi =
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