Construct the cumulative frequency distribution for the given data.

Age(years)of Best Actress when award was won.

Age Frequency

20-29 29

30-39 34

40-49 14

50-59 3

60-69 7

70-79 1

80-89 2

Age of Best Actress when award was won

Less than 30 Cumulative frequency?

Less than 40 ?

Less than 50 ?

Less than 60 ?

Less than 70 ?

Less than 80 ?

Less than 90 ?