A swimming academy has student members of various ages. Student distribution according to age is given below. What is the total number of student members in the academy? ___

$\begin{matrix} S t u d e n t a g e i n t e r v a l & N u m b e r o f s t u d e n t 8 - 10 & 7 10 - 12 & 10 12 - 14 & 9 14 - 16 & 13 16 - 18 & 11 18 - 20 & 2 \end{matrix}$

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Solution

In above table, the column with number of students in each age group gives the frequency. The total number of students is the sum of the frequencies. Frequency is denoted by (f), the sum is denoted by (∑f).

The total number of students is 52.

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A swimming academy has student members of various ages. Student distribution according to age is given below. What is the total number of student members in the academy? ___ Student age interval Number of student 8−10710−121012−14914−161316−181118−202

In above table, the column with number of students in each age group gives the frequency. The total number of students is the sum of the frequencies. Frequency is denoted by (f), the sum is denoted by (∑f). The total number of students is 52.

In above table, the column with number of students in each age group gives the frequency. The total number of students is the sum of the frequencies. Frequency is denoted by (f), the sum is denoted by (∑f).

The total number of students is 52.