Question

The nine cats in a pet store were weighed. Their weights (in pounds) are given below.
, 7, 7, 9, 4, 1, 7, 7, 2 1
Find the range and the mode for the data

Answer 1

The mode is 7  think of mode- most-  the most numbers in the data set is 7 so thats the mode. 
Range, you take biggest # - smallest. 
9-1 =8 so the range is 8