[Rd] mean (PR#10864)

[paulponcet at yahoo.fr]

Full_Name: Paul PONCET
Version: 2.6.0
OS: Windows 2000
Submission from: (NULL) (83.137.240.218)


Function 'mean.default' calls function 'stats::median' if 'trim >= 0.5'. In that
case the call should be 'stats::median(x, na.rm = na.rm)' instead of
'stats::median(x, na.rm = FALSE)'.