document.write( "Question 460238: 2tail test with rejecting region Alfa_.050, n=16 d.f.15, sample mean .950, standar deviation =.01
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document.write( "Ho' m=1
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document.write( "Hi m =/ 1 \n" );
document.write( "
Algebra.Com's Answer #315666 by stanbon(75887) ![]() You can put this solution on YOUR website! 2tail test with rejecting region Alfa_.050, n=16 d.f.15, sample mean .950, standard deviation =.01 \n" ); document.write( "----- \n" ); document.write( "Ho' m=1 \n" ); document.write( "Hi m =/ 1 \n" ); document.write( "------ \n" ); document.write( "t(0.95) = (0.95-1)/[0.01/sqrt(16)] = -20 \n" ); document.write( "---- \n" ); document.write( "p-value = 2*P(t < -20 when df = 15) = 2*tcdf(-100,-20,15) = 3.16x10^-12 \n" ); document.write( "============================= \n" ); document.write( "Conclusion: Reject Ho at the 5% level. \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |