document.write( "Question 1163239:
\n" ); document.write( " Consider the following hypotheses: \r
\n" ); document.write( "\n" ); document.write( " H0: p ≥ 0.47
\n" ); document.write( " HA: p < 0.47
\n" ); document.write( " \r
\n" ); document.write( "\n" ); document.write( "Compute the p-value based on the following sample information. (You may find it useful to reference the appropriate table: z table or t table) (Round \"z\" value to 2 decimal places. Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) \r
\n" ); document.write( "\n" ); document.write( " p value
\n" ); document.write( " \r
\n" ); document.write( "\n" ); document.write( " Consider the following hypotheses: \r
\n" ); document.write( "\n" ); document.write( " H0: p ≥ 0.47
\n" ); document.write( " HA: p < 0.47 \r
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\n" ); document.write( "\n" ); document.write( "Compute the p-value based on the following sample information. (You may find it useful to reference the appropriate table: z table or t table) (Round \"z\" value to 2 decimal places. Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) \r
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\n" ); document.write( "\n" ); document.write( " p value
\n" ); document.write( "x = 112; n = 311 _______
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Algebra.Com's Answer #787294 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
112/311=0.360
\n" ); document.write( "z=(phat-0.47)/sqrt(0.47*0.53/311); the sqrt term is the std error.
\n" ); document.write( "=-0.11/0.0283
\n" ); document.write( "=-3.89
\n" ); document.write( "p-value is the amount -3.89 is from the left side of the curve (infinite left) or prob z < -3.89
\n" ); document.write( "it is 0.000052
\n" ); document.write( "p<0.0001 would normally be sufficient but use the above as the answer.
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