View source: R/MAd.R View source: R/MAd.R
r_from_d | R Documentation |
Converts d (mean difference) to r where n.tmt = n.comparison (see section 12.5.4, Borenstein, 2009; pp. 234).
r_from_d(d, var.d, a = 4)
d |
Mean difference statistic (d) reported in primary study. |
var.d |
Variance of d reported in primary study. |
a |
Used to compute correlation. Default is 4. |
Outputs a correlation coefficient (r).
AC Del Re & William T. Hoyt
Maintainer: AC Del Re acdelre@gmail.com
Borenstein (2009). Effect sizes for continuous data. In H. Cooper, L. V. Hedges, & J. C. Valentine (Eds.), The handbook of research synthesis and meta analysis (pp. 279-293). New York: Russell Sage Foundation.
d_to_g
,
mean_to_d
,
mean_to_d2
,
t_to_d
,
f_to_d
,
p_to_d1
,
p_to_d2
,
ancova_to_d1
,
ancova_to_d2
,
tt.ancova_to_d
,
f.ancova_to_d
,
r_to_d
,
p.ancova_to_d1
,
p.ancova_to_d2
,
lor_to_d
,
prop_to_or
,
prop_to_d
,
r_from_chi
,
r_from_d1
,
r_from_t
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