Fill in the ?? below. It is known that X2 has a negative coefficient in this multiple linear regression.

F-Value based P-Value based

Source DF Seq SS Adj SS on Adj SS on Adj SS

Regression 3 ?? ?? 21.52 0.000

X1 1 352.27 12.71 ?? 0.170

X2 1 ?? 7.53 1.22 0.285

X3 1 11.55 ?? 1.88 0.190

Error 16 98.41 98.41 xxxx xxxx

Total 19 ?? ?? xxxx xxxx

Coefficients

Term Coef SE Coef T-Value P-Value

Constant 117.1 99.8 1.17 0.258

X1 4.33 3.02 1.44 0.170

X2 ?? 2.58 ?? 0.285

X3 -2.19 1.60 -1.37 0.190