document.write( "Question 744597: Here are some real life examples for you. Can you determine whether or not each one is a function? Explain your reasoning.\r \n" );
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document.write( "* the relationship between the amount of a water bill and the amount of water used.\r \n" );
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document.write( "* the relationship between the average score on a standardized test an individual student's score.\r \n" );
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document.write( "* the relationship between the color of a person's eyes and the color of that person's parents' eyes.\r \n" );
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document.write( "* the relationship between a person's height and that person's weight. \n" );
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