Answer:
Answer is A
Explanation
There are 5 numbers occuring 16-18
and 5 numbers occuring 19-21
A is the only option with both of these ranges at 5 on the graph.
Answer with explanation:
Class Interval Variate Frequency
16-18 16 1
19-21 0 0
22-24 0 0
25-27 26,27 2
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