document.write( "Question 492606: March is a month \n" );
document.write( "of variable weather in the Northeast. The chart below \n" );
document.write( "records the actual high and low temperatures for a \n" );
document.write( "selection of days in March from the weather report for \n" );
document.write( "Pittsburgh, Pennsylvania. At the 0.01 level of significance, \n" );
document.write( "is there sufficient evidence to conclude that there is more \n" );
document.write( "than a 10 difference between average highs and lows? \n" );
document.write( " \n" );
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