Table 2.

Means, standard deviations, and Cronbach's alpha coefficients of personality traits and psychometric properties as functions of the sample (UNIV, student; CW, CrowdWorks) and gender (Survey 1).

	UNIV (N = 131)							CW (N = 295)
		Male (n = 74)			Female (n = 57)				Male (n = 107)			Female (n = 188)
	α	M	SD	[95% CI]	M	SD	[95% CI]	α	M	SD	[95%CI]	M	SD	[95% CI]
EXa	0.706	7.39	3.17	[6.72, 8.06]	7.28	3.30	[6.52, 8.04]	0.746	5.99	2.53	[5.43, 6.55]	6.85	2.91	[6.43, 7.27]
Aa	0.411	9.82	2.51	[9.29, 10.35]	9.74	2.25	[9.13, 10.34]	0.447	9.09	2.48	[8.65, 9.53]	9.34	2.16	[9.00, 9.67]
Ca	0.479	6.58	3.03	[5.98, 7.18]	6.26	2.40	[5.58, 6.95]	0.569	6.88	2.31	[6.38, 7.38]	7.36	2.72	[6.98, 7.73]
ESb	0.309	7.28	2.61	[6.71, 7.86]	6.04	2.28	[5.38, 6.69]	0.601	7.21	2.29	[6.73, 7.69]	6.43	2.69	[6.06, 6.79]
Ob, c	0.245	8.50	2.53	[7.92, 9.08]	7.07	2.65	[6.41, 7.73]	0.533	7.81	2.54	[7.33, 8.29]	7.62	2.46	[7.26, 7.98]
RSEc	0.814	29.39	7.88	[27.63, 31.15]	26.35	6.14	[24.34, 28.36]	0.889	27.59	7.58	[26.12, 29.05]	28.24	8.13	[27.14, 29.35]
PAGOa	0.671	16.31	4.11	[15.56, 17.07]	16.16	2.90	[15.30, 17.02]	0.719	15.19	3.26	[14.56, 15.82]	15.23	3.08	[14.75, 15.70]
PPGOa	0.737	16.23	4.28	[15.46, 17.00]	15.42	3.45	[14.54, 16.30]	0.707	14.94	2.97	[14.30, 15.59]	15.02	3.16	[14.54, 15.51]
MVSa	0.744	27.97	5.99	[26.63, 29.31]	26.37	6.09	[24.84, 27.89]	0.782	26.16	5.46	[25.05, 27.27]	25.70	5.96	[24.86, 26.54]

EX, Extraversion; A, Agreeableness; C, Conscientiousness; ES, Emotional Stability; O, Openness to Experience; RSE, Rosenberg's Self-Esteem scale; PAGO, Performance Avoid Goal Orientation; PPGO, Performance Prove Goal Orientation; MVS, Material Value scale.

^aCW participants are significantly different from students (p < 0.05),

^bsignificant gender difference (p < 0.05),

^csignificant sample × gender interaction (p < 0.05).