what\'s the p-value for a one-sided significance test if the slope of the line?

Question

what's the p-value for a one-sided significance test if the slope of the line?
A. .0225
B. .09
C. .045
D. .168
E. .336

scores of 30 students in an AP Stat st ca dass Regression Analysis The regression equation is Test 2 28.3 0,486Test 1 Predictor Coef Stdev t ratio p Constant 28.26 19,96 0.168 Test 1 0,4865 0.2316 2.10 0.045 s 11.78 R-sq 13.6% R-sq(adj) 10,59% Analysis of vanance SOURCE DF SS MS F p Regression 1 611.6 611.6 4.4 28 3882.2 138.7 Error Total 29 4493.9 ifieanca test of the elgp What's the P-value a one-sided 0225

Explanation / Answer

In the output, the two sided p - value is given as 0.045.

Hence,

The one sided p - value = 0.045/2 = 0.0225

Option A is correct.

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