document.write( "Question 1197984: The cumulative distribution function of a random variable X is given by
\n" ); document.write( "0, t<−2,
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\n" ); document.write( "1/8, −2≤t<−1, 
\n" ); document.write( "FX(t)= 1/2, −1≤t<1, 
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\n" ); document.write( "2/3, 1≤t<3,
\n" ); document.write( "  1 , t ≥ 3 . (a) Determine probability mass function (PMF) of X.
\n" ); document.write( "(b) Compute P(X(X + 1) > 0). \n" ); document.write( "
Algebra.Com's Answer #831469 by ikleyn(52921)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Comment from student :   How can I make it more readable?  Can I send an email or something?\r
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\n" ); document.write( "\n" ); document.write( "My response :   Do not copy/paste from your source:   it  DOES  NOT  WORK  at this forum.\r
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\n" ); document.write( "\n" ); document.write( "Print using your keyboard,  instead.  It is the only way to provide a correct input at this forum.\r
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