document.write( "Question 1158094: For a one-tailed hypothesis test, the critical z-value of the test statistic is -2.33. Which of the following is true about the hypothesis test?A. alpha = 0.05 for a lower-tailed test
\n" ); document.write( "B.  alpha = 0.01 for a lower-tailed test
\n" ); document.write( "C. alpha = 0.05 for an upper-tailed test
\n" ); document.write( "D. alpha = 0.01 for an upper-tailed test \n" ); document.write( "

Algebra.Com's Answer #781021 by Boreal(15235) $\"\"$ $\"About$

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-2.33 would be significant for a lower tail test where Ha: mean 1 < mean 2
\n" ); document.write( "-2.33 is at the 1st percentile of the normal curve, and for a 1-tail test, that would be alpha of 0.01
\n" ); document.write( "B. \n" ); document.write( "

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