find the average rainfall during the week 9,11,8,20,10,16,12
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9+11+8+20+10+16+12/7=12.285
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4
to find the average
the formula is
average=sum of total no. of observation/no. of total observation
so,
9+11+8+20+10+16+12/7
so,
86/7
so ans.= 12.28
the formula is
average=sum of total no. of observation/no. of total observation
so,
9+11+8+20+10+16+12/7
so,
86/7
so ans.= 12.28
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