what does 2.10 (in bold type) represent in this output? A. The amount by which y

Question

what does 2.10 (in bold type) represent in this output?
A. The amount by which y changes when x increases by one unit.
B. the standard deviation I'd the Test 2 scores
C. The test statistic for a t test of the slope of the line.
D. The value of y when x equals 0
E. the standard deviation of the test 1 scores.

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) 10.59% Analysis of Variance SOURCE DF SS Ms F p Regression 1 611.6 611.6 4.41 0 04s 28 3882.2 138.7 Error Total 29 4493 'What lin bold type represent in ths cut at? does 2 O A. The amount by which y dhargas wren xincrrases

Explanation / Answer

2.10 represents the test-statistic for a t-test of the slope of the line. So option (C) is the correct choice.

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