Question

3. In a city , the following weekly observations were made in a study on the cost of living index:
Cost of living index
Number of weeks

140 - 150
5

150 - 160
10

160 - 170
20

170 - 180
9

180 - 190
6

190 - 200
2

Total
52

Draw a frequency polygon for the data above(without constructing a histogram).​

Answer 1

Step-by-step explanation:

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