Examine the regression, 90% confidence interval, 90% prediction interval using 1990 and 2004 energy use (kg oil equivalent per 1000 GDP) for a sample of 96 countries. The response variable is 2004 energy use.
R-Squared 0.870303
R-Squared adj 0.868923
S 43.6401
Term Coeff SE(Coeff) t-ratio p-value intercept 23.979345 9.148568 2.62 0.0102 use 1990 0.8073999 0.032148 25.12 <0.0001
A) Explain the meaning of 90% prediction interval.
B) Explain the meaning of 90% confidence interval.