1.

38 people donated to an organisation working for differently abled persons. The amount in rupees were as follows :101, 500, 401, 201, 301, 160, 210, 125, 175, 190, 450, 151, 101, 351, 251, 451, 151, 260, 360, 410, 150, 125, 161, 195, 351, 170, 225, 260, 290, 310, 360, 425, 420, 100, 105, 170, 250, 100.(i) By taking classes 100-149, 150-199, 200-249... prepare grouped frequency distribution table.(ii) From the table, find the number of people who donated rupees 350 or more.

Answer»
38 people donated to an organisation working for differently abled persons. The amount in rupees were as follows :




101, 500, 401, 201, 301, 160, 210, 125, 175, 190, 450, 151, 101, 351, 251, 451, 151, 260, 360, 410, 150, 125, 161, 195, 351, 170, 225, 260, 290, 310, 360, 425, 420, 100, 105, 170, 250, 100.




(i) By taking classes 100-149, 150-199, 200-249... prepare grouped frequency distribution table.


(ii) From the table, find the number of people who donated rupees 350 or more.


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