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. Author manuscript; available in PMC: 2013 Sep 13.
Published in final edited form as: Psychol Methods. 2012 May 7;17(2):244–254. doi: 10.1037/a0028031

Table 1.

Observed Means (and Standard Error) for Mathematics Score

w = 1, z = 1 (n = 115)
w = 0, z = 1 (n = 131)
w = 1, z = 0 (n = 119)
w = 0, z = 0 (n = 79)
Randomized vocabulary
training
Preference vocabulary
training
Randomized mathematics
training
Preference mathematics
training
M SE M SE M SE M SE
7.18 0.3623 7.39 0.3669 11.34 0.2657 12.43 0.3680