Question

Draw ogives (Cumulative frequency curves) for the data given here:

Class interval	frequency
$1000-1100$	$52$
$1100-1200$	$35$
$1200-1300$	$25$
$1300-1400$	$14$
$1400-1500$	$41$
$1500-1600$	$33$

Answer 1

Class Interval	Frequency	Range	Cumulative Frequency	Range	CF
1000-1100	52	Less than 1100	52	More than 1000	200
1100-1200	35	Less than 1200	87	More than 1100	148
1200-1300	25	Less than 1300	112	More than 1200	113
1300-1400	14	Less than 1400	126	More than 1300	88
1400-1500	41	Less than 1500	167	More than 1400	74
1500-1600	33	Less than 1600	200	More than 1500	33