document.write( "Question 382169: please help me with my homework i cannot do it :(\r
\n" ); document.write( "\n" ); document.write( "4. A random variable X follows the normal distribution, and another random variable Z follows the standard normal distribution\r
\n" ); document.write( "\n" ); document.write( "1) Explain the difference between the normal distribution and the standard distribution
\n" ); document.write( "2) Explain how the variables, X and Z are related.
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Algebra.Com's Answer #270936 by stanbon(75887)\"\" \"About 
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A random variable X follows the normal distribution, and another random variable Z follows the standard normal distribution
\n" ); document.write( "1) Explain the difference between the normal distribution and the standard distribution
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\n" ); document.write( "The standard normal has a mean of zero and a standard deviation of one.
\n" ); document.write( "A normal distribution may have any number as mean and any number as
\n" ); document.write( "standard deviation.
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\n" ); document.write( "2) Explain how the variables, X and Z are related.
\n" ); document.write( "Te data in both cases is symmetric wrt the mean and
\n" ); document.write( "both have a range of approximately 6 standard deviations.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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