document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=145278>Question 145278</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321361466/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> I am having trouble trying to figure out how to work this probability problem. Could anyone please help me with these? Thank you so much!<BR>\n" );
document.write( "A local retail outlet found that 64 out of a sample 133 customers purchased more than $50 in merchandise in a single trip.  <BR>\n" );
document.write( "a. Find the probability a randomly selected customer spent more than $50 in a single trip.  (Round your answer to 3 decimal places.)<BR>\n" );
document.write( "b. Determine whether the probability of error found in #5 is empirical or theoretical probability.  <BR>\n" );
document.write( "c. Based on these sample values, how many customers out of 2500 would be expected to spend more than $50 in a single trip?  Give your answer to the nearest whole number.\r<BR>\n" );
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document.write( "~Lyn<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #105948 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20055)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=105948\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I am having trouble trying to figure out how to work this probability problem. Could anyone please help me with these? Thank you so much!<BR>\n" );
document.write( "A local retail outlet found that 64 out of a sample 133 customers purchased more than $50 in merchandise in a single trip.  <BR>\n" );
document.write( "a. Find the probability a randomly selected customer spent more than $50 in a single trip.  (Round your answer to 3 decimal places.)<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\"><font size = 4 color=\"indigo\"><b>\r\n" );
document.write( "We assume \r\n" );
document.write( "\r\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=probability_that_a_customer_spends_more_than_50_dollars+=+64%2F133+=+.481 ALIGN=MIDDLE  ALT=\"probability_that_a_customer_spends_more_than_50_dollars+=+64%2F133+=+.481\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r\n" );
document.write( "</PRE></font></b><BR>\n" );
document.write( "b. Determine whether the probability of error found in #5 is empirical or theoretical probability.  <BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\"><font size = 4 color=\"indigo\"><b>\r\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Empirical ALIGN=MIDDLE  ALT=\"Empirical\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r\n" );
document.write( "</PRE></font></b><BR>\n" );
document.write( "c. Based on these sample values, how many customers out of 2500 would be expected to spend more than $50 in a single trip?  Give your answer to the nearest whole number.<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\"><font size = 4 color=\"indigo\"><b>\r\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Expectation+=+%282500%29%28.481%29+=+1203 ALIGN=MIDDLE  ALT=\"Expectation+=+%282500%29%28.481%29+=+1203\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r\n" );
document.write( "\r\n" );
document.write( "Edwin</PRE> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );