document.write( "Question 929429: The number of minutes, rounded to the nearest whole minute, a randomly selected customer spends viewing his account information on a secure web page is described by the probability distribution for the discrete random variable X; described by the table shown here. What is the average value or expected value of X, namely E(X)?
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\n" ); document.write( " X 0, 1, 2, 3, 4
\n" ); document.write( "P(x) .1, .4, .3, .1, .1
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\n" ); document.write( " A 1.1
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\n" ); document.write( " B 2.0
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\n" ); document.write( " C 1.0
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\n" ); document.write( " D 1.7
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\n" ); document.write( " E 1.5
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Algebra.Com's Answer #564283 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi
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document.write( " X    0,   1,  2,  3,  4
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document.write( "P(x) .1, .4, .3, .1, .1
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document.write( "...........
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document.write( "Exp = 0(.1) + 1(.4) + 2(.3) + 3(.1) + 3(.1) = 1.6 \n" );
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