If the total frequency is 20, then the values of x and y respectively are:
A. 2, 4
B. 3, 4
C. 4, 6
D. 5, 6
Answer:C
If the total frequency is 20, then the values of x and y respectively are:
A. 2, 4 B. 3, 4 C. 4, 6 D. 5, 6