document.write( "Question 1195089: A teacher determines a student's course grade by computing the mean of 4 scores: 3 unit test scores and the final exam score. If a student misses a unit test, the final exam score is used once as the final exam score and once in place of the missing unit test score. What is the course grade for a student who receives scores of 76 and 80 on 2 unit tests, misses 1 unit test, and earns a score of 72 on the final exam?
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Algebra.Com's Answer #827451 by ikleyn(52799)\"\" \"About 
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\n" ); document.write( "A teacher determines a student's course grade by computing the mean of 4 scores:
\n" ); document.write( "3 unit test scores and the final exam score.
\n" ); document.write( "If a student misses a unit test, the final exam score is used once as the final exam score
\n" ); document.write( "and once in place of the missing unit test score.
\n" ); document.write( "What is the course grade for a student who receives scores of 76 and 80 on 2 unit tests,
\n" ); document.write( "misses 1 unit test, and earns a score of 72 on the final exam?
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document.write( "As described in the problem, the teacher uses THESE scores\r\n" );
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document.write( "  1-st unit   2-nd unit    scores of the final exam        scores of the final exam\r\n" );
document.write( "    test        test       to replace the missed test\r\n" );
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document.write( "    76           80               72                                72\r\n" );
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document.write( "So add the four numbers; then divide by 4.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Having these clear instructions, complete the solution on your own.\r
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\n" ); document.write( "\n" ); document.write( "Happy calculations (!)\r
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