My Math Forum Statistics (Measures of Central Tendency)

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 May 27th, 2013, 03:00 AM #1 Newbie   Joined: May 2013 Posts: 3 Thanks: 0 Statistics (Measures of Central Tendency) Help me to solve the following statistical exercise: A man gets three successive annual increments in salary of 20%, 30% and 25%, each percentage being reckoned on his salary at the end of the previous year. How much better or worse off would he have been if he had been given 3 annual increments of 25% each, reckoned in the same way?
 May 27th, 2013, 03:49 AM #2 Math Team   Joined: Nov 2010 From: Greece, Thessaloniki Posts: 1,990 Thanks: 133 Math Focus: pre pre pre pre pre pre pre pre pre pre pre pre calculus Re: Statistics (Measures of Central Tendency) [color=#000000]$1.25+1.25^2+1.25^3>1.2+1.2\cdot1.3+1.2\cdot1.3\cdo t1.25$ so what do you think?[/color]
 May 27th, 2013, 07:47 AM #3 Newbie   Joined: May 2013 Posts: 3 Thanks: 0 Re: Statistics (Measures of Central Tendency) Thank u
 May 27th, 2013, 11:47 PM #4 Newbie   Joined: May 2013 Posts: 3 Thanks: 0 Re: Statistics (Measures of Central Tendency) So what would be the appropriate equation, to solve this problem, where use of logarithm and anti-logarithm is necessary. Pls help me

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