Consider the regression output below and answer each question. The frequency is quarterly, and the variables are defined at annual rates as follows: INT_RATE is the 3-Month Treasury Bill, INF_RATE is the inflation rate OUTPUT_GROWTH corresponds to the GDP growth rate.

Dependent Variable: INT_RATE Method: Least Squares Date: 09/09/21 Time: 8:22 Sample (adjusted): 1980Q2 2018Q4 Included observations: 155 after adjustments Variable Coefficient Std. Error t-Statistic Prob. C 2.465141 0.450929 5.466807 0.0000 INFL_RATE OUTPUT_GROWTH 2.922358 0.375370 7.785277 0.0000 0.191755 0.377393 0.508105 0.6121 R-squared 0.287687 Mean dependent var 4.794086 Adjusted R-squared 0.278315 S.D. dependent var 3.870574 S.E. of regression 3.288133 Akaike info criterion 5.237682 Sum squared resid 1643.397 Schwarz criterion 5.296587 Log likelihood -402.9204 Hannan-Quinn criter. 5.261608 F-statistic 30.69468 Durbin-Watson stat 0.458673 Prob(F-statistic) 0.000000