Marks obtained by 20 students in a class test are grouped as follows: Class interval…

MATHEMATICS · Subjective · CBSE · Mathematics · Statistics · Statistics

Problem

Marks obtained by 20 students in a class test are grouped as follows: Class interval (marks): 5–15 15–25 25–35 35–45 45–55 Frequency : 1 3 9 5 2 Calculate the mode of the marks.

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