R is not usually very happy with spaces in variable names You might want to try:
mkttest(`I 35-39`)
Otherwise can you provide reproducible example (reprex)
FAQ: How to do a minimal reproducible example ( reprex ) for beginners ?
R is not usually very happy with spaces in variable names You might want to try:
mkttest(`I 35-39`)
Otherwise can you provide reproducible example (reprex)
FAQ: How to do a minimal reproducible example ( reprex ) for beginners ?