The Consumer Price Index (CPI)is a Measure of the Relative

Multiple Choice

The consumer price index (CPI) is a measure of the relative cost of goods in the a given country for a particular year.The table below shows the CPI for a country for the stated years beginning in 1940.
Re-express the CPI.Then determine the regression equation and correlation coefficient for the re-expressed data.

A) Re-expression: log(CPI) ;y = 0.0184x - 34.5699,r = 0.9874
B) Re-expression: - log(CPI) ;y = -0.0184x - 34.5699,r = 0.9780
C) Re-expression:

;y = 0.0295x - 32.2299,r = 0.9874
D) Re-expression: -

;y = 0.0755x - 36.9099,r = 0.9856
E) Re-expression:

;y = 0.0184x - 34.5699,r = 1.0379