Answer:
Relative frequencies
First row
0.8125 ,0.1875 ,16
Second row
0.555 ,0.444 ,9
third row
18 , 7 , 25
Explanation:
Given data
allowance No allowance total
Chores 13 3 16
No chores 5 4 9
Total 18 7 25
Relative frequencies
allowance No allowance total
Chores
16
No chores
9
Total 18 7 25