Algebra 2 Statistics Help

timer Asked: Mar 21st, 2016

Question description

Compared to the annual rainfall from 1981-2008, the 309.36 mm of rainfall in Getafe,Spain in 2009 was more than 42.07% of the previous 28 years, but the 463,04 mm of rainfall in 2010 was more rainfall than 91.92% of those years. 

1.) Calculate the amount of rainfall needed in the 2011 season to maintain the average established from 1981-2008.

2.) Getafe received 293.08 mm of rain in 2011. Calculate the percentile to accurately complete the statement below.

2011 saw more rainfall than______% of the years from 1981-2008.

3.) Find the average annual rainfall from 1981-2011 to the nearest hundredth of a millimeter.

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