Each year the National Football League (NFL) runs a combine in which players who wish to be considered for the NFL draft must participate in a variety of activities. Go to www.pearsonhighered.com/sullivanstats to obtain the data file 5_1_53 using the file format of your choice for the version of the text you are using. The data represent results of the 2015 NFL combine. Construct a probability model for the variable "POS," which represents the position of the player. For example, Nelson Ahholor plays wide receiver (WR). If a player is randomly selected from the 2015 NFL combine, what position has the highest probability of being selected? Would you be surprised if a center (C) was randomly selected? Why?