Given the (statistical) data of the age of the all the school students in a particualar area, cannot found out from it?

Oldest Boy and Girl

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Average Age of Boys

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Number of Teachers

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Average Age of Girls

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Solution

The correct option is C Number of Teachers
The data presented is that of students. Since we do not have information or data about the teachers, we cannot find out the number of teachers.

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Q. The following data give the number of boys of a particular age in a class of 40 students. Calculate the mean age of the students by assumed mean method.
Age (in years) Number of students

13	3
14	8
15	9
16	11
17	6
18	3

The following data give the number of boys of a particular age in a class of 40 students.
$\begin{matrix} Age (in years) & 15 & 16 & 17 & 18 & 19 & 20 Frequency (f_{i}) & 3 & 8 & 9 & 11 & 6 & 3 \end{matrix}$
Calculate the mean ager of the students.

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Given the (statistical) data of the age of the all the school students in a particualar area, cannot found out from it?

The correct option is C Number of TeachersThe data presented is that of students. Since we do not have information or data about the teachers, we cannot find out the number of teachers.

The correct option is C Number of Teachers
The data presented is that of students. Since we do not have information or data about the teachers, we cannot find out the number of teachers.