Give the upper bound of the 90 percent confidence interval for the population intercept coefficient.Round to three decimal places.Upper bound

reg birthweight avg age Source | SS df MS Number of obs = 36 F ( 34) = 17.00 Model | 37883 . 0403 37883 . 0403 Prob > F = 0 . 0002 Residual 75779 . 3484 34 2228 . 80436 R-squared = 0. 3333 Adj R-squared = 0 . 3137 Total | 113662.389 35 3247. 49682 Root MSE = 47 .21 birthweight I Coef. Std. Err. t P>Itl [958 Conf. Interval] avg_age 31 .50 7. 50 4 .2 0. 000 16. 275 46. 725 cons 2354.00 220.00 10.7 0. 000 1907 .4 2800.6 invttail (34 , 0. 005)=2.73 invttail (35, 0. 005) =2. 72 invttail (36, 0. 005)=2.71 invttail (34 , 0. 01) =2.44 invttail (35, 0. 01)=2.43 invttail (36, 0. 01)=2. 42 invttail (34 , 0. 025) =2. 03 invttail (35, 0. 025)=2. 02 invttail (36, 0. 025)=2. 01 invttail (34 , 0. 05) =1. 69 invttail (35 , 0. 05) =1. 68 invttail (36, 0. 05) =1. 67 invttail (34, 0.1)=1. 31 invttail (35 , 0.1) =1. 30 invttail (36, 0. 1)=1. 29 invttail (34 , 0. 2) =0. 85 invttail (35, 0.2)=0. 84 invttail (36, 0.2)=0. 83 p=Pr (T34>0. 293) =0.39 p=Pr (T35>0. 293) =0.38 p=Pr (T36>0. 293) =0.37 p=Pr (T34>2 . 2)=0.02 p=Pr (T35>2 . 2)=0. 015 p=Pr (T36>2 . 2)=0.01 p=Pr (T34>4 . 2) =0. 003 p=Pr (T35>4 . 2) =0. 002 p=Pr (T36>4 . 2) =0. 001 p=Pr ( |T34 |>0. 293) =0. 78 p=Pr ( |T35 | >0. 293) =0.76 p=Pr ( |T36| >0. 293) =0. 74 p=Pr ( |T34 |>2 .2)=0. 04 p=Pr ( |T35| >2. 2) =0. 03 p=Pr ( |T36| >2. 2) =0. 02 p=Pr ( |T34 | >4. 2)=0. 006 p=Pr ( |T35|>4 . 2)=0. 004 p=Pr ( |T36| >4. 2)=0. 002 p=1-Pr (T34>0.293)=0. 61 p=1-Pr (T35>0.293) =0. 62 0=1-Pr (T36>0. 293) =0. 63 p=1-Pr (T34>2. 2) =0. 98 p=1-Pr ( T35>2 . 2) =0. 985 p=1-Pr (T36>2 . 2) =0. 99 p=1-Pr (T34>4. 2)=0. 997 p=1-Pr (T35>4. 2)=0.998 p=1-Pr (T36>4 . 2)=0.999