document.write( "Question 703786: please walk me through this\r
\n" ); document.write( "\n" ); document.write( "A researcher claims that the average age of people who buy lottery tickets is 58. A sample of 30 is selected and their ages are recorded as shown below. The standard deviation is 7. At a = 0.01 is there enough evidence to reject the researcher’s claim?
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\n" ); document.write( "\n" ); document.write( "74
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\n" ); document.write( "\n" ); document.write( "80
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\n" ); document.write( "\n" ); document.write( "72
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\n" ); document.write( "\n" ); document.write( "56\r
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\n" ); document.write( "\n" ); document.write( "60
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\n" ); document.write( "\n" ); document.write( "70
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\n" ); document.write( "\n" ); document.write( "67
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Algebra.Com's Answer #433695 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Please post the mean and standard deveiation of
\n" ); document.write( "the data along with a statement of the problem.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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