Watch the Funk Light online guitar lesson by Stu Hamm from Essentials: Funk Bass Grooves

Once you get a handle on the chromatic approach notes as written, feel free to alter the line as long as you keep the same basic shape of the lines and of course, play the root of the chord on the downbeat of the bar in which it changes. You should be up to speed with the muting or "ghost noting", so we'll expand on the technique here.