Question

Ch 5. data handling ​

Answer 1

Answer:

1.a)Class size =maximum value in 1st group -minimum value in 1st group

=25-20

= 5

b)10 teachers

c)40-45

d)68

e)27 teachers

2.a)class size = maximum value in 1st group- minimum value in 1st group

=1000-800

=200

b)1000-1200

c)2000-2200

d)44

e)54