Data and Graphs
 

Data and Graphs problem 2


In the 400-meter run, 30 runners took part. They achieved the following results in seconds:


85 63 73 99 66 82 61 76 63 73

65 89 95 61 72 89 92 76 75 77

75 88 87 91 84 73 67 76 82 79


Draw a histogram of the data and present the cumulative frequency .


 

material editor: Precious Barinedum