Table 1.

Subject and rater demographics.

	Set 1	Set 2
subject demographics
population	UC Santa Barbara students with gym access	UC Santa Barbara students enrolled in psychology courses
sample size, age	n = 61, age 21.1 (s.d. = 2.4)	n = 131, age 18.9 (s.d. = 1.4)
mean body measurements	height (cm): 181.2, s.d.: 8.47 weight (kg): 79.1, s.d.: 12.44 BMI: 24.0, s.d.: 2.75	height (cm): 178.3, s.d.: 7.59 weight (kg): 73.9, s.d.: 12.42 BMI: 23.2, s.d.: 4.23
strength measures	four weight-lifting machines measuring upper body strength	chest compression and grip strength
source of dataset	Sell, Tooby & Cosmides [17]	Lukaszweski & Roney [33]
photographs	full body, shirtless, standardized pants. Front and side pictures.	upper body (plus some upper leg), standardized tank top shirts. Front view pictures only.
rater demographics
population	Griffith University and Oklahoma State University student volunteers
sample size, age (strength raters)	n = 151 (113 female) mean age 21.5, s.d. = 4.96	n = 68 (51 female) mean age 22.0, s.d. = 5.33
sample size, age (attractive raters)	n = 163 (124 female) mean age 21.1, s.d. = 3.50	n = 58 (36 female) mean age 20.3, s.d. = 3.02