Given: 1105,1180,1056,1102,1295,1313,1146,1248,1133,1059,1352,1317,1111,1025,1125,1270,1362,1103,1357,1062,1331
Find: relative frequency of second class.
Explanation: the second class varies from 1072-1131
1105,1102,1111,1125,1103. are the numbers lies from 1072-1131
these are 5 number so their frequency is 5.
and total numbers are 21 . so the relative frequency is
[tex]\frac{5}{21}=0.23[/tex]
Final answer: the relative frequency of second class is 0.23
