document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1168582>Question 1168582</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 6. All else being equal, as the sample size increases, the width of a 95% Confidence<BR>\n" );
document.write( "Interval…<BR>\n" );
document.write( "a. …decreases.<BR>\n" );
document.write( "b. …increases.<BR>\n" );
document.write( "c. …remains the same<BR>\n" );
document.write( "I got A am I correct?\r<BR>\n" );
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document.write( "7. A research study with a total sample size of 2,500 individuals will have more<BR>\n" );
document.write( "Power than one with a sample size of 750 individuals.<BR>\n" );
document.write( "a. TRUE<BR>\n" );
document.write( "b. FALSE<BR>\n" );
document.write( "I got A am I correct?\r<BR>\n" );
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document.write( "8. What is the lower bound of the 95% confidence interval for the data listed below?<BR>\n" );
document.write( "n = 1,225 Sample mean = 42<BR>\n" );
document.write( "Population standard deviation = 12 zcrit = +/- 1.96<BR>\n" );
document.write( "a. 12.000<BR>\n" );
document.write( "b. 41.328<BR>\n" );
document.write( "c. 42.000<BR>\n" );
document.write( "d. 42.019<BR>\n" );
document.write( "e. 42.672<BR>\n" );
document.write( "I got B am I correct?\r<BR>\n" );
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document.write( "9. Researchers had access to population data about the number of prior arrests for offenders facing prison time in Nevada. Those data included the following: mean number of prior arrests = 4, and standard deviation = 1.5.<BR>\n" );
document.write( "A group of researchers in California wanted to examine whether or not our<BR>\n" );
document.write( "offenders are similar to or different than Nevada’s prisoners. However, the<BR>\n" );
document.write( "researchers were only able to get access to a sample of offenders facing prison time. The sample information included the following: mean number of prior arrests = 6, and sample size = 225.<BR>\n" );
document.write( "The researchers in California decided to conduct a Z-test for One Sample Mean to examine potential differences in prior arrests between the two states.<BR>\n" );
document.write( "The value of the observed z-statistic for the hypothesis test equals…<BR>\n" );
document.write( "a. … 1.18.<BR>\n" );
document.write( "b. … 2.00.<BR>\n" );
document.write( "c. … -1.18.<BR>\n" );
document.write( "d. … -2.00.<BR>\n" );
document.write( "e. … 20.00.<BR>\n" );
document.write( "I got E am I correct?\r<BR>\n" );
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document.write( "10. From the results of the hypothesis test (assuming α = .05), the researchers<BR>\n" );
document.write( "would…<BR>\n" );
document.write( "a. … fail to reject Ho<BR>\n" );
document.write( "b. … reject Ho <BR>\n" );
document.write( "I got B am I correct? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #793160 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=793160\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i checked them all and it looks like you got them all right.\r<BR>\n" );
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