Question

Following is the frequency distribution table of the mark obtained by 40 students in economics in a school. Prepare ‘less than’ and ‘more than’ cumulative frequency distribution table from it. (See Lesson-6) Class No. of Student 0–20 5 20–40 7 40–60 23 60–80 3 80–100 2

Answer 1

lese than 20
less than40
,,,,,,,,,,,,,,,60
,,,,,,,,,,,,,,,80
,,,,,,,,,, 100
moe than 0,20,40,60,80,100