document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=290357>Question 290357</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Data from a National Health Survey show that men’s average weight is normally distributed with a mean of 170 pounds and a standard deviation of 30 pounds.\r<BR>\n" );
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document.write( "1. If a man is chosen at random, what is the probability that his weight is greater than 180 pounds?<BR>\n" );
document.write( "2. If 100 men are randomly selected, what is the probability that their mean weight is greater than 180 pounds?<BR>\n" );
document.write( "3. What is the probability that mean weight of the 100 men is less than 160 pounds?<BR>\n" );
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