document.write( "Question 1197673: Statistics students believe that the mean score on a first statistics test is 65. The instructor thinks that the mean score is higher. She samples 10 statistics students and obtains the scores:\r
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Algebra.Com's Answer #831054 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Hi \r\n" );
document.write( "Sample:  68.4 96 69 65 62.7 88 74.4 69 69 85.5\r\n" );
document.write( "n = 10\r\n" );
document.write( "x̄ = Sum/10 = 74.7\r\n" );
document.write( "Post unclear as to Your particular Question. \r\n" );
document.write( "Please Repost \r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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