document.write( "Question 1113105: At least one of the answers above is NOT correct.
\n" );
document.write( "(1 point) Samples were collected from two ponds in the Bahamas to compare salinity values (in parts per thousand). Several samples were drawn at each site.\r
\n" );
document.write( "\n" );
document.write( "Pond 1: 37.36, 38.85, 37.03, 37.54, 37.32, 37.45, 37.02\r
\n" );
document.write( "\n" );
document.write( "Pond 2: 38.24, 38.53, 38.89, 38.51, 40.08\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "Use a 0.05 significance level to test the claim that the two ponds have the same mean salinity value.\r
\n" );
document.write( "\n" );
document.write( "(1.) The test statistic is
\n" );
document.write( "-3.436846598.\r
\n" );
document.write( "\n" );
document.write( "(2.) The conclusion is
\n" );
document.write( " There is sufficient evidence to indicate that the two ponds have different salinity values. \r
\n" );
document.write( "\n" );
document.write( "(3.) We should ?\r
\n" );
document.write( "\n" );
document.write( "A. remove the largest and smallest values from the larger data set and only test equal size samples.
\n" );
document.write( "B. not take the results too seriously since neither sample is big enough to be meaningful.
\n" );
document.write( "C. check to see if the data appear close to Normal since the sum of the sample sizes is less than 15.
\n" );
document.write( "D. All of the above. \n" );
document.write( "
Algebra.Com's Answer #728144 by Alan3354(69443) You can put this solution on YOUR website! Why is NOT in CAPS? \n" ); document.write( "Do you think we can't read? \n" ); document.write( "---------- \n" ); document.write( "Most of us can READ. CAPS are NOT necessary. \n" ); document.write( " \n" ); document.write( " |