Given the Following Statistics of a Multiple Regression Model, Can $x _ { 1 }$

Essay

Given the following statistics of a multiple regression model, can we conclude at the 5% significance level that $x _ { 1 }$ and y are linearly related?
n = 42 k = 6 $b _ { 1 } =$ -5.30 $s _ { b _ { 1 } } =$ 1.5