Interesting.About 4 percent of the variability in tip size is due to their rating of the service provider, his research revealed. That's the same level of variability that the sun has on tip size. (Folks tend to tip more on sunny days.)
I wonder what the variability is for the huge rack factorOriginally posted by: jagec
Interesting.About 4 percent of the variability in tip size is due to their rating of the service provider, his research revealed. That's the same level of variability that the sun has on tip size. (Folks tend to tip more on sunny days.)
Originally posted by: b0mbrman
I wonder what the variability is for the huge rack factorOriginally posted by: jagec
Interesting.About 4 percent of the variability in tip size is due to their rating of the service provider, his research revealed. That's the same level of variability that the sun has on tip size. (Folks tend to tip more on sunny days.)
