document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=729510>Question 729510</A>: <I><SPAN STYLE=\"word-break: break-all;\"> assume the number of sales per day of an app in the apple iOS App is normally distributed.\r<BR>\n" );
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document.write( "1.what two parameters of distribution would you need to be able to determine the probability of sales on a particular day exceeding 100 units?\r<BR>\n" );
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document.write( "2.If the probability of sales exceeding 100 units is 20% and the mean daily sales is 86 units, then what is the standard deviation of the distribution?<BR>\n" );
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