Question

Q2. What is class size of class por
interval 15 - 20
O (a) 15
O (b)
O (c) 20
O Other​

Answer 1

Answer:

5 must be the answer because 20 -15=5

Answer 2

Answer:

5

Step-by-step explanation:

to find class interval just subtract upper limit and lower limit

20-15=5