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\begin{document}

\noindent
{\Large 
Stats Worksheet I \hfill Name:\underline{\hspace{2.8in}}\\ \\
MA~202 \\
Spring Semester 2004}
\vspace{.25in}

\noindent
{\bf WARNING:}  You must {\bf SHOW ALL OF YOUR WORK}.  You will receive 
NO CREDIT if you do not show your work.

\noindent
{\bf DUE:} ??? 
\begin{enumerate} 
\item Do number 4 on pages 485--486 of your textbook.
\item Do number 5 on page 486 of your textbook.
\item Find the solution set for $(3-5x)^3+4$.
\item Find the solution set for each equation.  Be sure to show all of your 
work and check your answers.
	\be
	\item $4x + 6 = 9x -2$
	\item $\frac{2x+3}{5} = \frac{1}{10}$
	\item $\frac{1}{x+2} = 7$
	\item $\frac{1}{x+2} = 0$
	\item $\sqrt{x^2 - 1} = 0$
	\item $3\sqrt{4x-5} - 7 = -1$
	\ee
\item What is a function?  What is the domain of a function?  What is the
range of a function?
\item Do number 3 on pages 496--497 of your textbook.
\item Do number 4 on page 497 of your textbook.
\item Do number 7 on pages 497--498 of your textbook.
\item Do number 8 on page 498 of your textbook.
\item Do number 9 on page 498 of your textbook.
\item What do we mean by ``the graph of an equation'' (in the varibles $x$ and
$y$)?
%=============================================================================
\newpage
\item Match each graph with the appropriate equation.
	\begin{enumerate}
	\item $y=\frac{3}{2}x+2$
	\item $3x+2y+6=0$
	\item $(y-2)=3(x+1)$
	\item $x-(y+1)=-4$
	\vspace*{1in}
	\end{enumerate}
	\begin{center}
	\epsfysize=3in
	\epsffile{pictures/linegraphs.eps}
	\end{center}
\item {\bf True or False.}  The graph below is the graph of the equation
$\displaystyle \frac{y-3}{x-2}= \frac{1}{2}$.
	\vspace*{.5in}
	\begin{center}
	\epsfysize=2in
	\epsffile{pictures/line2.eps}
	\end{center}
\item Write an equation for each of the lines shown below.
	\vspace*{.5in}
	\begin{center}
	\epsfysize=2in
	\epsffile{pictures/lines3.eps}
	\end{center}
\item Graph each of the following equations.
	\be
	\item $y=3x+2$
	\item $y= \frac{-1}{2}x +1$
	\item $y-2 = 4(x-1)$
	\item $y = 3(x+1)$
	\item $x-2 = 3(y+1)$
	\ee
\item Use the data in question number 6 on page 548 of your textbook to
complete the following quesitons.
	\be
	\item Draw three separate line plots to represent the scores in the
	three classes.
	\item Draw a stem and leaf plot to represent the data in the first
	and the third classes.
	\item Draw a histogram to represent the scores in the first class.
	\item Draw a line graph to represent the scores in the first class.
	\item Draw a bar graph to compare the scores in the three classes.
	\ee
\item Do number 7 on page 549 of your textbook.
\item Do number 8 on page 549 of your textbook.
\end{enumerate}
\end {document}
