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Sagot :
Answer:
Team A: 0
Team B: 0.3889
Team C: 0.5
Team D: 0.1111
Step-by-step explanation:
The relative frequency is given by:
The division of the number of people in an interval by the total number of people.
In this question:
18 track members.
None ran between 0 and 4.9 seconds. So the frequency of Team A is 0/18 = 0
7 ran between 5 and 9.9 seconds. So the frequency of Team B is 7/18 = 0.3889
9 ran between 10 and 14.9 seconds. So the frequency of Team C is 9/18 = 0.5
2 ran between 15 and 19.2 seconds. So the frequency of Team D is 2/18 = 0.1111
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