document.write( "Question 197808: In 2001 the stock market took some big swings up and down. One thousand investors were asked how often they tracked their investments. The table shows the responses. What is the probability that an investor tracks his portfolio daily? \r
\n" ); document.write( "\n" ); document.write( "How often tracked? Response
\n" ); document.write( "Daily 278
\n" ); document.write( "Weekly 235
\n" ); document.write( "Monthly 292
\n" ); document.write( "Few times a year 135
\n" ); document.write( "Do not track 60
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #148296 by stanbon(75887) $\"\"$ $\"About$

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In 2001 the stock market took some big swings up and down. One thousand investors were asked how often they tracked their investments. The table shows the responses. What is the probability that an investor tracks his portfolio daily?
\n" ); document.write( "How often tracked? Response
\n" ); document.write( "Daily 278
\n" ); document.write( "Weekly 235
\n" ); document.write( "Monthly 292
\n" ); document.write( "Few times a year 135
\n" ); document.write( "Do not track 60\r
\n" ); document.write( "\n" ); document.write( "------------------------
\n" ); document.write( "Based only on this sample the probability that an investor tracks
\n" ); document.write( "his portfolio daily = 278/1000 = 0.278
\n" ); document.write( "=================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "

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