Construct the cumulative frequency distribution for the given data. Cumulative Frequency Age (years) of Best Actress when award was won Less than 30 Age (years) of Best Actress when award was won 20-29 Frequency 28 Less than 40 30-39 37 40-49 12 Less than 50 50-59 3 Less than 60 60-69 4 70-79 Less than 70 80-89 Less than 80 Less than 90

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