. Author manuscript; available in PMC: 2021 Apr 27.

Published in final edited form as: Adv Methods Pract Psychol Sci. 2018 Mar 28;1(2):147–165. doi: 10.1177/2515245917746792

Table 2.

Simulated Results of a Bivariate Regression With the Predictor Centered at Different Values (N = 150)

Parameter	Estimate	SE	95% CI	β	t	P
		X centered at 0
Intercept	44.46	4.32	[35.91, 52.98]		10.29	< .001
X coefficient	27.51	4.84	[17.94, 37.07]	0.423	5.682	< .001
		X centered at 1
Intercept	71.95	6.49	[59.13, 84.77]		11.09	< .001
X coefficient	27.51	4.84	[17.94, 37.07]	0.423	5.682	< .001

Note: The intercept values differ across transformations of X. The confidence intervals (CIs) in boldface correspond with the points indicated on the confidence region in Figure 7.