In a sample survey of a University Community, the following table shows the percentage distribution of the number of members per household: No. of members p...

Question 1 Report

In a sample survey of a University Community, the following table shows the percentage distribution of the number of members per household:

$\begin{array}{cc} No. of members per household & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & Total \\ No. of households & 3 & 12 & 15 & 28 & 21 & 10 & 7 & 4 & 100 \end{array}$

What is the median?

4

3

5

4.5

none

Answer Details

$\begin{array}{cc} x & f \\ 1 & 3 \\ 2 & 13 \\ 3 & 15 \\ 4 & 28 \\ 5 & 21 \\ 6 & 10 \\ 7 & 7 \\ 8 & 4 \end{array}$
Median is half of total frequency = 50th term
4 falls in the range = 4

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