#### Question

A class teacher has the following absentee record of 40 students of a class for the whole term. Find the mean number of days a student was absent.

Number of days |
0 − 6 | 6 − 10 | 10 − 14 | 14 − 20 | 20 − 28 | 28 − 38 | 38 − 40 |

Number of students |
11 | 10 | 7 | 4 | 4 | 3 | 1 |

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#### Reference Material

Solution for question: A class teacher has the following absentee record of 40 students of a class for the whole term. concept: Mean of Grouped Data. For the course CBSE