Description Usage Arguments Details Value
Pooled standard deviation
1 | sd_pooled(n1, n2, sd1, sd2)
|
n1 |
n for group 1 |
n2 |
n for group 2 |
sd1 |
standard deviation for group 1 |
sd2 |
standard deviation for group 2 |
Returns the pooled standard deviation for two groups with same or different n.
numeric
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