Kizspy | Question: 47
(Choose 1 answer)
Regression methods were used to analyze the data from a study investigating the relationship between steam usage (y) and the average temperature (x) (degree F). Assume that the least squares estimates of the slope and intercept are 9.20836, -6.3355. What is the estimate of expected steam usage when the average temperature is 55 F. Assume that the variables x and y have a significant correlation.
Α. -339.244
Β. 500.124
C. 512.44
D. 547.38
E. None of the other choices is correct
