📄 m35 - processing variables with arrays - 34 of 35.mht
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<TD><INPUT type=3Dradio value=3Dc name=3Dques3> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q3c" --><TT><FONT=20
color=3D#003399>do until i=3D4;</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques3> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q3d" --><TT><FONT=20
color=3D#003399>do while i le 4;</FONT></TT><!-- =
InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q4text" -->What is the =
value of the=20
index variable that references <CODE>Jul</CODE> in the =
statements below?=20
<PRE><FONT color=3D#003399>array quarter{4} Jan Apr Jul Oct;
do i=3D1 to 4;
yeargoal=3Dquarter{i}*1.2;
end;</FONT></PRE><!-- InstanceEndEditable -->
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques4> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q4a" =
--><EM>1</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques4> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q4b" =
--><EM>2</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques4> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q4c" =
--><EM>3</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques4> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q4d" =
--><EM>4</EM><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q5text" -->Which DO =
statement would=20
<STRONG>not</STRONG> process all the elements in the=20
<CODE>factors</CODE> array shown below? <PRE><FONT =
color=3D#003399>array factors{*} age height weight =
bloodpr;</FONT></PRE><!-- InstanceEndEditable -->
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques5> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q5a" --><TT><FONT=20
color=3D#003399>do i=3D1 to dim(factors);</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques5> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q5b" --><TT><FONT=20
color=3D#003399>do i=3D1 to dim(*);</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques5> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q5c" --><TT><FONT=20
color=3D#003399>do i=3D1,2,3,4;</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques5> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q5d" --><TT><FONT=20
color=3D#003399>do i=3D1 to=20
4;</FONT></TT><!-- InstanceEndEditable =
--></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q6text" -->Which =
statement below is=20
<STRONG>false</STRONG> regarding the use of arrays to create =
variables?<!-- InstanceEndEditable -->=20
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques6> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q6a" -->The variables =
are=20
added to the program data vector during the compilation of =
the=20
DATA step.<!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques6> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q6b" -->You do not =
need to=20
specify the array elements in the ARRAY statement.<!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques6> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q6c" -->By default, =
all=20
character variables are assigned a length of eight.<!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques6> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q6d" -->Only =
character=20
variables can be=20
created.<!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q7text" -->For the first=20
observation, what is the value of <CODE>diff{<EM>i</EM>}</CODE> =
at the=20
end of the <STRONG>second</STRONG> iteration of the DO loop?=20
<P>
<TABLE title=3D"Data Observations" cellSpacing=3D0 =
cellPadding=3D3=20
bgColor=3D#cccccc border=3D1 frame=3Dbox>
<THEAD>
<TR>
<TD align=3Dmiddle bgColor=3D#f7f7de><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2><B>Weight1</B></FONT></TD>
<TD align=3Dmiddle bgColor=3D#f7f7de><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2><B>Weight2</B></FONT></TD>
<TD align=3Dmiddle bgColor=3D#f7f7de><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2><B>Weight3</B></FONT></TD></TR></THEAD>
<TBODY>
<TR>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>192</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>200</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>215</FONT></TD></TR>
<TR>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>137</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>130</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>125</FONT></TD></TR>
<TR>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>220</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>210</FONT></TD>
<TD align=3Dright bgColor=3D#ffffff><FONT=20
face=3D"Verdana, Arial, Helvetica" color=3D#000000=20
size=3D2>213</FONT></TD></TR></TBODY></TABLE><PRE><FONT =
color=3D#003399>array wt{*} weight1-weight10;
array diff{9};
do i=3D1 to 9;
diff{i}=3Dwt{i+1}-wt{i};
end;</FONT></PRE><!-- InstanceEndEditable -->
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques7> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q7a" =
--><EM>15</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques7> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q7b" =
--><EM>10</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques7> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q7c" =
--><EM>8</EM><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques7> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q7d" =
--><EM>-7</EM><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q8text" -->Finish the =
ARRAY=20
statement below to create temporary array elements that have =
initial=20
values of <EM>9000</EM>, <EM>9300</EM>, <EM>9600</EM>, and=20
<EM>9900</EM>. <PRE><FONT color=3D#003399>array goal{4}</FONT> =
<FONT color=3Dred><STRONG>...</STRONG></FONT> <FONT =
color=3D#003399>;</FONT></PRE><!-- InstanceEndEditable -->
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques8> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q8a" --><TT><FONT=20
color=3D#003399>_temporary_ (9000 9300 9600 =
9900)</FONT></TT><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques8> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q8b" --><TT><FONT=20
color=3D#003399>temporary (9000 9300 9600 =
9900)</FONT></TT><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques8> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q8c" --><TT><FONT=20
color=3D#003399>_temporary_ 9000 9300 9600 =
9900</FONT></TT><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques8> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q8d" --><TT><FONT=20
color=3D#003399>(temporary) 9000 9300 9600 =
9900</FONT></TT><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q9text" -->Based on the =
ARRAY=20
statement below, select the array reference for the array =
element=20
<CODE>q50</CODE>. <PRE><FONT color=3D#003399>array ques{3,25} =
q1-q75;</FONT></PRE><!-- InstanceEndEditable -->
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques9> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9a" --><TT><FONT=20
color=3D#003399>ques{q50}</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques9> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9b" --><TT><FONT=20
color=3D#003399>ques{1,50}</FONT></TT><!-- =
InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques9> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9c" --><TT><FONT=20
color=3D#003399>ques{2,25}</FONT></TT><!-- =
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