document.write( "Question 652817: The Safety of a roller coaster versus the age of a roller coaster \r
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Algebra.Com's Answer #408150 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "independent variable -what you are testing; you can test the safety of a roller coaster
\n" ); document.write( "dependent variable-what you are measuring;you can measure the age of a roller coaster
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