Unformatted text preview: b) Called the slope. It is the change in | y x associated with a one unit increase in x. c) Called the intercept. It is the population mean of y when x=0; that is, |0 y . d) Use the formulas on page 88. e) 2(.7064)= $1.4128 billion. f) g) -184.078+.7064(4700)=$3136.002 billion...
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- Spring '08
- Mean, unit increase, personal expenditures