The following is a MINITAB regression analysis for the first and second test scores of 30 students in an AP Statistics class. Regression Analysis The regression equation is Test 2 = 28.3 + 0.486Test 1 Predictor Coef Stdev t-ratio P Constant 28.26 19.96 1.42 0. 168 Test 1 0.4865 0.2316 2.10 0.045 S = 11.78 R-sq = 13,6% R-sq(adj) = 10.5% Analysis of Variance SOURCE DF SS MS F P Regression 1 611.6 611.6 4.41 0.045 Error 28 3882.2 138.7 Total 29 4493.9 What's the P-value for a one-sided significance test of the slope of the line