Question: Six points have these coordinates: a. Find the least-squares line for the data. b. Plot the six points and graph the line. Does the line

Six points have these coordinates:

a. Find the least-squares line for the data.
b. Plot the six points and graph the line. Does the line appear to provide a good fit to the data points?
c. Use the least-squares line to predict the value of y when x = 3.5.
d. Fill in the missing entries in the MINITAB analysis of variance table.
MINITAB ANOVA table for Exercise 12.7

Six points have these coordinates:
a. Find the least-squares line for

y5.6 4.6 4.5 3.7 3.2 2.7 Analysis of Variance Source Regression Residual Error Total DF MS 5.4321 0.1429 5.5750

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