## Arithmetic Mean

Published in: Mathematics
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Arithmetic Mean Power Point

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ARITHMETIC MEAN Definition:- (Mean = E Xi/N) 'It is defined as the sum of all observations in the distribution divided by the no. of observations Merits:- 'It is value is always definite 'It is easy to calculate & easy to understand 'It is based on the observation, so that it becomes a good representative Demerits:- 'It is affected by extreme values 'Sometimes it gives absurd result (4.4 children's in family) 'Cannot be calculated if data is open end continuous interval
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MARUTI-SUZUKI YEARS 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 2011-12 No. of Sales 48,899 34,784 39,295 53,024 70,023 EXPORT OF MARUTI SUZUKI (IN UNITS) Mean = E Xi = 6 59 245 = 82,409.63 N 8
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MARUTI-SUZUKI YEARS 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 2011-12 PROFIT AFTER TAX (IN MILLIONS) 8,536 11,891 15,620 17,308 12,187 24,976 22,886 16,351 PROFIT AFTER TAX MEAN = E Xi = 1 29 755 = 16219.375 8
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