Find the class mark of each class interval :
Class Interval Frequency
0-50. 2
50-100 7
100-150. 8
150-200. 30
200-250. 12
250-300. 1
for correct answer i will mark as brainliests answer
Class Interval Frequency
0-50. 2
50-100 7
100-150. 8
150-200. 30
200-250. 12
250-300. 1
for correct answer i will mark as brainliests answer
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