document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1194538>Question 1194538</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The profits of a corner store for 6 days are 2,000 pesos, 3,000 pesos, 1,200 pesos, 6,000 pesos, <BR>\n" );
document.write( "4,000 pesos, and 5,100 pesos. Does this set of data present sufficient evidence that the average <BR>\n" );
document.write( "profit per day of the store is more than 3,800 pesos per day? Test at the 0.05 level of <BR>\n" );
document.write( "significance.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #826778 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=826778\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this is a one sample t-test<BR>\n" );
document.write( "Ho: mean is <= 3800<BR>\n" );
document.write( "Ha:: mean is >3800<BR>\n" );
document.write( "alpha=0.05 p{reject Ho|Ho true}<BR>\n" );
document.write( "test is t (0.95, df=5)<BR>\n" );
document.write( "critical value t>2.015<BR>\n" );
document.write( "t=(x bar-mean)/s/sqrt(n)<BR>\n" );
document.write( "=(3550-3800)/1835/sqrt(6)<BR>\n" );
document.write( "=-250*sqrt(6)/1835<BR>\n" );
document.write( "=-0.333<BR>\n" );
document.write( "fail to reject Ho (obvious, since mean of sample- hypothesized mean is < 0. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );