The following table shows the distribution of marks obtained by 25 students in a…

MATHEMATICS · Subjective · CBSE · Mathematics · Statistics · Statistics

Problem

The following table shows the distribution of marks obtained by 25 students in a quiz: Marks (class interval) | Number of students 0–10 | 4 10–20 | 6 20–30 | 10 30–40 | 5 Find the mean marks of the students.

Related theory

Measures of Center
Statistics
Mean of grouped data

Browse the problem library