The average distance between the variable scores and the mean in a set of data is the __________. 
 a. range 
 b. standard deviation 
 c. mean 
 d. median user: all of the following are limitations of statistics except that it __________. 
 a. provides limited information 
 b. cannot be influenced by inaccurate assumptions 
 c. promotes limitations in perceptions 
 d. can be misrepresented