document.write( "Question 193513: The data given below are the final exam scores of 10 randomly selected statistics student and the number of hours they studied for the exam. \r
\n" ); document.write( "\n" ); document.write( "Subject # - 1 2 3 4 5 6 7 8 9 10
\n" ); document.write( "Hours, x - 6 8 5 11 5 7 7 8 9 6
\n" ); document.write( "Scores, y - 72 87 67 95 73 85 92 97 97 78\r
\n" ); document.write( "\n" ); document.write( "Part 1 : Find the mean hours of the 10 randomly selected students. Show the formula that you will use and then calculate the mean age.\r
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\n" ); document.write( "\n" ); document.write( "Answer: Formula:
\n" ); document.write( " Mean:
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Algebra.Com's Answer #145314 by stanbon(75887)\"\" \"About 
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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