In fitting a least squares line to n = 10 data points, the following quantities were computed:

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In fitting a least squares line to n = 10 data points, the following quantities were computed:
SS = 32 I = 3 Sy = 26 y = 4 SS = 28

a. Find the least squares line.
b. Graph the least squares line.
c. Calculate SSE.
d. Calculate s2.
e. Find a 95% confidence interval for the mean value of y when xp = 2.5.
f. Find a 95% prediction interval for y when xp = 4.

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Statistics For Business And Economics

ISBN: 9780321826237

12th Edition

Authors: James T. McClave, P. George Benson, Terry T Sincich

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