document.write( "Question 703786: please walk me through this\r
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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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document.write( "65
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document.write( "63
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document.write( "26
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document.write( "52
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document.write( "\n" );
document.write( "74
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document.write( "\n" );
document.write( "80
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document.write( "72
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document.write( "56
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document.write( "\n" );
document.write( "36
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document.write( "56\r
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document.write( "79
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document.write( "60
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document.write( "\n" );
document.write( "70
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document.write( "74
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document.write( "\n" );
document.write( "70
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document.write( "61
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document.write( "65
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document.write( "\n" );
document.write( "71
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document.write( "\n" );
document.write( "28
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document.write( "74\r
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document.write( "\n" );
document.write( "79
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document.write( " \r
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document.write( "\n" );
document.write( "75
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document.write( "\n" );
document.write( "38
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document.write( "49
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document.write( "62
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document.write( "68
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document.write( "45
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document.write( "67
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document.write( "69
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document.write( "45 \n" );
document.write( "
Algebra.Com's Answer #433695 by stanbon(75887)![]() ![]() ![]() 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. \n" ); document.write( " |