What\'s the slope (b1) of the regression line? A. 19.96 B. .2316 C. 28.26 D. .48

Question

What's the slope (b1) of the regression line?
A. 19.96
B. .2316
C. 28.26
D. .4865
E. 1.42

ressiuri ane was far the first an he following is a MINTAB regi 30 students in an AP Stabstics dass Regression Analysis The regression equation is Predictor Coef Stdev t-ratio p Constant 28.26 19.96 1.42 0.168 Test 1 4865 0.2316 2.10 0.04 s 11.78 R-sq 13.6% R-sq (adj) 10,596 Analysis of variance SOURCE DF SS Ms D Regression 1 611.6 611.6 4 41 0.045 28 3882.2 138,7 Error Total 29 4493.9 'What's the slopa ubl of ine regression ine?

Explanation / Answer

The slope of regression line

= Coefficient of Test 1

= 0.4865

Hence,

Option D is correct.

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