document.write( "Question 1176742: raw scores of 48 students in a mathematics 8 test
\n" ); document.write( "scores: f: lb: cumulative frequency cf:
\n" ); document.write( "46-50 1 45.5 48
\n" ); document.write( "41-45 5 40.5 47
\n" ); document.write( "36-40 11 35.5 42
\n" ); document.write( "31-35 12 30.5 31
\n" ); document.write( "26-30 11 25.5 19
\n" ); document.write( "21-25 5 20.5 8
\n" ); document.write( "16-20 2 15.5 3
\n" ); document.write( "11-15 1 10.5 1
\n" ); document.write( " Σr=48 \n" ); document.write( "
Algebra.Com's Answer #804180 by ikleyn(52781)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "This post is incomplete and therefore is nonsensical.\r
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\n" ); document.write( "\n" ); document.write( "It also is nonsensical, since it arrived with no question.\r
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\n" ); document.write( "\n" ); document.write( "Please do not post nonsense to this forum.\r
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\n" ); document.write( "\n" ); document.write( "Respect us, the tutors . . . \r
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        If such nonsense will come next time,
\n" ); document.write( "        I will delete it without any explanations . . .

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