Question

4) A survey showed that the average daily expenditure (in Rs) of 24 household of a city were
215,248,225,210,237,227,240,238,215,214,249,236,244,221,219,232,216,24
2,220,230,238,228,225,211.Prepare frequency table using class intervals 210-215 and so on also
draw a histogram for the above data.

Answer 1

Answer:

First, we will arrange the data in increasing order.

3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 7, 7

Frequency table of the above data:

Number of members Tally marks Number of families (frequency)

3 |||| 4

4 |||| 4

5 |||| || 7

6 ||| 3

7 || 2

Total 20