Consider the following frequency distribution. Class Frequency
20- 29 11
30- 39 14
40- 49 17
50- 59 7
60- 69 1
Construct a cumulative frequency distribution and a cumulative relative frequency distribution. Round your answers to two decimal places, if necessary.
Class Cumulative Frequency Cumulative Relative Frequency
less than or equal to 29
less than or equal to 39
less than or equal to 49
less than or equal to 59
less than or equal to 69