Question

Marks
Less than 15
Less than 20
Less than 25
Less than 30
Less than 35. Cumulative frequency 20 30 55 77 95 100
Less than 40 find median

Answer 1

Answer:

wh add and mulitply add first Less than 15

Less than 20

Less than 25

Less than 30

Less than 35. and then

and then multiply 30 55 77 95 100

and then add both