#Create the following data frame a. use the UNITID as the row name; are you able

#Create the following data frame a. use the UNITID as the row name; are you able to use
#SEGMENT_ID as the row name? b. Set the column SEGMENT_ID as factor
#c.Check the class of the data frame
#UNITID SEGMENT_ID MW PRICE
#AYER band1 135 24
#SHUER band1 230 50
#BUSHA band1 105 26
#MINA band1 97 34
#TEUA band1 300 74