Construct the cumulative frequency distribution for the given data. Age (years) of Best Actress when award was won 20-29 30-39 40-49 50-59 60-69 70-79 80-89 *** Frequency 26 35 14 3 4 2 1 Age (years) of Best Actress when award was won Less than 30 Less than 40 Less than 50 Less than 60 Less than 70 Less than 80 Less than 90 Cumulative Frequency

On the basis of a population​ survey, there were 84.4 million males and 98.2 million females 25 years old or older in a certain country. The educational attainment of the males and females is shown in the accompanying table. Complete parts​ (a) through​ (d) below.

The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 15 14 4 7 19 1 16 1 12 17 17 18 14 10 10 Complete the table, starting with the lowest class limit. (Simplify your answers.) Relative Frequency Cumulative Frequency Class Frequency Midpoint Which class has the greatest frequency? The class with the greatest frequency is from to. Which class has the least frequency? The class with the least frequency is from to

Use the cumulative frequency table on the left(top) to fill in the table on the right.(bottom)   Classes Cumulative Frequency Under 10 7 Under 20 19 Under 30 38 Under 40 55 Under 50 60   Classes Frequency Relative Frequency 0-9     10-19     20-29     30-39     40-49