document.write( "Question 507810: Problems 10, 11, 12, and 13 below refer to the \"cognitive ability\" scores for a sample of students:\r
\n" ); document.write( "\n" ); document.write( "Cognitive Ability Relative Frequency
\n" ); document.write( "90 ---- 0.08
\n" ); document.write( "95 ---- 0.21
\n" ); document.write( "100 ---- 0.04
\n" ); document.write( "105 ---- 0.15
\n" ); document.write( "110 ---- 0.07
\n" ); document.write( "115 ---- 0.18
\n" ); document.write( "120 ---- 0.05
\n" ); document.write( "125 ---- 0.22
\n" ); document.write( "Total 1.00 \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Problem #10:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is more than 115? \r
\n" ); document.write( "\n" ); document.write( "Problem #11:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is 110 or more?\r
\n" ); document.write( "\n" ); document.write( "Problem #12:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is 105 or less?\r
\n" ); document.write( "\n" ); document.write( "Problem #13:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is less than 115?
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #340821 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
Problems 10, 11, 12, and 13 below refer to the \"cognitive ability\" scores for a sample of students:
\n" ); document.write( "Cognitive Ability Relative Frequency
\n" ); document.write( "90 ---- 0.08
\n" ); document.write( "95 ---- 0.21
\n" ); document.write( "100 ---- 0.04
\n" ); document.write( "105 ---- 0.15
\n" ); document.write( "110 ---- 0.07
\n" ); document.write( "115 ---- 0.18
\n" ); document.write( "120 ---- 0.05
\n" ); document.write( "125 ---- 0.22
\n" ); document.write( "Total 1.00 \r
\n" ); document.write( "\n" ); document.write( "Problem #10:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is more than 115?:::0.27
\n" ); document.write( "---------------------
\n" ); document.write( "Problem #11:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is 110 or more?::::0.52
\n" ); document.write( "--------------------
\n" ); document.write( "Problem #12:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is 105 or less?:::0.48
\n" ); document.write( "--------------------
\n" ); document.write( "Problem #13:
\n" ); document.write( "What is the estimated probability that a randomly selected student from the sample has a score that is less than 115?:::0.55\r
\n" ); document.write( "\n" ); document.write( "---
\n" ); document.write( "=============================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "

\n" );