player rec. yards avg. td's long
player
rec .
yards
avg .
td 's
long
number
number
number
number
number
text number number number number number
charles frederick 115 1385 12 27 42
what is the difference between the highest average and the lowest avaerage ?
WP VBD-AUX DT NN IN DT JJS NN CC DT JJS NN .
20.2
select max ( c4_number ) - min ( c4_number ) from w