Greg / Kevin,
Thanks, each of the solution's works. Much appreciated.
This one appears to need a minor tweak, from:
import rpy
rpy.r.library("pwr")
rpy.r.pwr_p_test(h=0.2,power=0.95,sig.level=0.05)
to
... sig_level=0.05...
Which makes sense, given Greg's explanation
Hi Michael,
The trick here is that r['...'] expects the ... to be an object name,
rather than a statement to be executed. The brackets following the
name 'r' is shorthand for 'obtain the object named ... from r', which
can also be expressed as,
r.get('...')
RPy provides a similar s
