ncy an Construct the cumulative frequency distribution for the given data Age years of Best Actress when award was won 20 29 30 39 40 49 50 69 Frequency 27 33 60 69 70 79 80 89 11 3 CITR Age years of Best Actress won Less than 30 Less than 40 Less than 50 Less than 60 Less than 70 Less than 80 Less than 90