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version 1.2, 2002/07/18 15:52:27 version 1.3, 2005/02/15 14:50:02
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 A Numerical Response problem has seven major parts by default:  A Numerical Response problem has seven major parts by default:
   
 \begin{enumerate}  \begin{enumerate}
 \item The \textbf{Script}. The script is the heart of advanced Numerical Response  \item The \textbf{Script} is the heart of advanced Numerical Response
 problems. It can be used to decide some of the parameters of the problem,  problems. It can be used to decide some of the parameters of the problem,
 compute the answer to the problem, and do just about anything else you can  compute the answer to the problem, and do just about anything else you can
 imagine. The Script language is \textbf{Perl}. You do not need to know Perl  imagine. The Script language is \textbf{Perl}. You do not need to know Perl
 to use the \textbf{Script} block, as we will be stepping through some advanced  to use the \textbf{Script} block because  we will be stepping through some advanced
 examples in this chapter, but knowing Perl can help.  examples in this chapter, but knowing Perl can help.
 \item Like other problem types, the \textbf{Text Block} is used to display the  \item Like other problem types, the \textbf{Text Block} is used to display the
 problem the student will see. In addition, you can place variables in the  problem the student will see. In addition, you can place variables in the
 \textbf{Text Block} based on computations done in the \textbf{Script}.  \textbf{Text Block} based on computations done in the \textbf{Script}.
 \item The \textbf{Answer} is the answer the system is looking for. This can also  \item The \textbf{Answer} is the answer the system is looking for. This can also
 use parameters from the \textbf{Script} block, allowing the answer to be  use parameters from the \textbf{Script} block, allowing the answer to be
 computed dynamically.  
   
   computed dynamically.
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