Factor. $3 N^4+21 N^3+27 N^2$

‘factor(x, exclude = null)’ applied to a factor without ‘na’s is a no-operation unless there are unused levels: In that case, a factor with the reduced level set is returned. ‘as.factor’ coerces its argument to.

When creating the factor from b you can specify the ordering of the levels using factor(b, levels = c(3,1,2,4,5)). Feb 25, 2013is the general rule to use factor when the variable being used to determine the shape/size/colour is discrete, and not continuous? Or is there another use of factor in this context?

Dec 6, 2018the complete conversion of every character variable to factor usually happens when reading in data, e.g., with stringsasfactors = true, but this is useful when say, you've read data in. I'm trying to calculate the variance inflation factor (vif) for each column in a simple dataset in python: May 5, 2015filter factor levels in r using dplyr asked 10 years, 8 months ago modified 10 years, 8 months ago viewed 67k times

Apr 30, 2015how do i customize the tab-to-space conversion factor when using visual studio code? Trying to login after 2-factor authentication results in "wrong verification code. The loop will basically check each variable in the dataframe and tell me which variable is a factor.

Mar 4, 2010i have data frame with some numerical variables and some categorical factor variables. The order of levels for those factors is not the way i want them to be.