Wednesday
October 22, 2014

Homework Help: Math

Posted by Tracy on Friday, June 28, 2013 at 8:08am.

Use the following table to answer the questions. (Give your answers correct to two decimal places.)

x 1 1 3 3 5 5 7 7 9 9
y 3 2 6 1 3 3 3 2 5 3

(a) Find the equation of the line of best fit.
y hat = 2.6,.1x Correct: Your answer is correct. . + Correct: Your answer is correct. . x



(b) Find the ordinates y hat for the points on the line of best fit whose abscissas are x = 1, 3, 5, 7, and 9.
1 . .
3 . .
5 . .
7 . .
9 . .

(c) Find the value of e for each of the points above (e = y - y hat).
y e y e
3 . . 3
2 3
6 2
1 5
3 3

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