document.write( "Question 1157144: An article published in the Washington Post claims that 45 percent of all Americans have brown eyes. A random sample of π=76 college students found 28 who had brown eyes.\r
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document.write( "Consider testing:
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document.write( "π»0:π=.45
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document.write( "π»π:πβ .45\r
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document.write( "The test statistic is π§ =
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document.write( " P-value =
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document.write( "
Algebra.Com's Answer #779986 by Edwin McCravy(20060) You can put this solution on YOUR website! \r\n" ); document.write( "\r\n" ); document.write( "On your TI-84\r\n" ); document.write( "\r\n" ); document.write( "Press STAT\r\n" ); document.write( "Use right arrow key to scroll right to TESTS\r\n" ); document.write( "Press ENTER\r\n" ); document.write( "Use down arrow key to scroll down to 5:1-PropZTest\r\n" ); document.write( "Press ENTER\r\n" ); document.write( "\r\n" ); document.write( "p0:0.45\r\n" ); document.write( "x:28\r\n" ); document.write( "n:76\r\n" ); document.write( "prop:β p0 <--highlight this by scrolling and pressing ENTER\r\n" ); document.write( "Calculate <--highlight this by scrolling and pressing ENTER\r\n" ); document.write( "\r\n" ); document.write( "See this:\r\n" ); document.write( "\r\n" ); document.write( "propβ 0.45\r\n" ); document.write( "z=-1.429543225\r\n" ); document.write( "p=0.1528482517\r\n" ); document.write( "pΜ=0.3684210526\r\n" ); document.write( "n=76 \r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |