Sunday, 17 November 2019

Statistics

Mean

2)   The number of members in the 40 families in Bhilar are as follows:
1,6,5,4,3,2,7,2,3,4,5,6,4,6,2,3,2,1,4,5,6,7,3,4,5,2,4,3,2,3,5,5,4,6,2,3,5,6,4,2.
Prepare frequency table and find the mean of members of 40 families.


Therefore the mean of members per family is 3.9


  • The number of boys and girls, In Std to Std 8 in a Z.P. school is given in the table. Draw a subdivided bar graph to show the data.


  •    In the following table, data of the transport means used by students in 8th standard to commute from home to school is given. Draw a subdivided bar diagram to show the data. 




Solution:-




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