some thing about statistics class 9th
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In class 9 you are studying statistics of ungrouped data. By this term you mean that the data that has to be arranged in ascending or descending order
Statistics central of tendency are mean mode and median of ungrouped data
There are various formulas which will help you solve numerous questions
Hope it help
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asma1780:
it's ok
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see the attachment..
Mean = sum of observation / Total obesvation.
Median = odd( n+1/2) .... even(n/2+1)
Mode = Most frequently occurring obesvation
Mean = sum of observation / Total obesvation.
Median = odd( n+1/2) .... even(n/2+1)
Mode = Most frequently occurring obesvation
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