State if the following is true or false.

The following distribution gives the daily income of 50 workers of a factory, a less than type cumulative frequency distribution is represented by the below graph.

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True

False

answer is A.

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Detailed Solution

Given table is,
Question Image

Consider the figure,
Question Image

To represent the given data graphically, we mark the upper limits of the class intervals on the horizontal axis i.e. x-axis, and frequencies on the vertical axis.
Plot

120, 12, 140, 26, 160, 34, 180, 40, 200, 50

on the graph.
Join them with a free hand to get a smooth graph.
Question Image

The graph is the required less than type ogive.
Therefore, it is true that the given distribution which gives the daily income of 50 workers of a factory, a less than type cumulative frequency distribution is represented by the above graph.
Hence, option 1 is correct.

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