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\begin{document}
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\vspace{-4ex}
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�����\�ɂ�����Ɨ����̌���́A�悭�p�����邪
�e�}�X�̓x����5�ȉ��̏ꍇ�ł́A�J�C2�擝�v�ʂ�
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R.A.Fisher�̒��ڌv�Z��
�J�C2�敪�z�ɂ��ߎ��v�Z�𒲂ׂ悤�B

\section{���ڌv�Z�m���@}
\subsection{���_�v�Z}
�Q�~�Q�̕����\�Ƃ́A���ɗ^������悤�Ȍ`:
\begin{tabular}{|c|c|c|c|}
\hline
  �x�� &  $B_1$  & $B_2$ & �v(����) \\ \hline
 $A_1$ & $n_{11}$ & $n_{11}$  & $n_{1.}$ \\ 
 $A_2$ & $n_{21}$ & $n_{21}$  & $n_{2.}$ \\ \hline
  �v(����) & $n_{.1}$ & $n_{.2}$  & $n$ \\ 
 \hline
\end{tabular}
\label{tb:table1}�\�h���˂̌��p�𒲂ׂ�Ƃ��A
$A_1$:
�ł���B������A,B�̓�ł��ꂼ�ꂪ�܂�2�ɕ������Ƃ���B
���Ƃ��΁A$A_1$:�\�h���˂��󂯂�, $A_2$:�󂯂Ȃ��A
�܂����̌��ʂɂ��āA$B_1$:��늳,$B_2$:�늳�Ƃ����`��
���ނ���B 
�\\ref{tb:table1}�ł́A4�̎��ӓx��$n_{1.}$�A
$n_{2.}$,$n_{.1}$$n_{.2}$��^���āA
�����F
\[
 \begin{array}{ll}
  n_{1.} = n_{11} + n_{12} & 
  n_{2.} = n_{21} + n_{22} \\ 
  n_{.1} = n_{11} + n_{21} & 
  n_{.2} = n_{21} + n_{22} 
 \end{array}
\]
�𖞂����悤��4�̐�$(n_{1.},n_{2.},n_{.1},n_{.2})$
�����߂�B

\section{���̃Z�N�V����}
\section{��}
\subsection{��}
\label{sec:sec11}
����\cite{siryo}�ɂ���$\cdots$

\begin{tabular}{|c|c|}
\hline
�Z��1 & �Z��2 \\ \hline
�Z��3 & �Z��4 \\ \hline
�Z��5 & �Z��6 \\ \hline
\end{tabular}
\label{tb:table2}
�\\ref{tb:table2}�ł�$\cdots$
yasuda\cite[(1946)]{siryo99}
\begin{eqnarray}
a+b=c
\label{eq:a_plus_b}
\end{eqnarray}
��(\ref{eq:a_plus_b})��\pageref{eq:a_plus_b}�y�[�W�ڂɂ���B

\section{�I��̃Z�N�V����}
�O��\ref{sec:sec11}�ŏq�ׂ��悤��$\cdots$

\subsection{��}
\label{sec:sec11}
����\cite{siryo}�ɂ���$\cdots$

\begin{tabular}{|c|c|}
\hline
�Z��1 & �Z��2 \\ \hline
�Z��3 & �Z��4 \\ \hline
�Z��5 & �Z��6 \\ \hline
\end{tabular}
\label{tb:table1}
�\\ref{tb:table1}�ł�$\cdots$


�Q�l����


\begin{thebibliography}{9}
\bibitem{siryo99}
����1, "����," pp.1-5, 1946

\bibitem[si]{siryo}
����1, "����," pp.1-5

\bibitem[ya]{yasu}
���Җ��A��ځA�o�ŎЁA���s�N

\bibitem[ya2]{yasu2}
���Җ��A��ځA�o�ŎЁA���s�N
\end{thebibliography}

\end{document}

