<STUDY>
    <QUESTION>
        <ID>1</ID>
        <SET>adult.new_age_AM4.arff</SET>
        <GLYPH>pie</GLYPH>
        <REDUCTION>PCA</REDUCTION>
        <TEXT>What class is most likely to make over 50 k?</TEXT>
        <OPTION>child</OPTION>
        <OPTION>adult</OPTION>
        <OPTION>infant</OPTION>
        <OPTION>senior</OPTION>
        <ANSWER>adult</ANSWER>
    </QUESTION>
    <QUESTION>
        <ID>2</ID>
        <SET>adult.new_age_AM4.arff</SET>
        <GLYPH>pie</GLYPH>
        <REDUCTION>PCA</REDUCTION>
        <TEXT>What class is most likely to be single?</TEXT>
        <OPTION>child</OPTION>
        <OPTION>adult</OPTION>
        <OPTION>infant</OPTION>
        <OPTION>senior</OPTION>
        <ANSWER>infant</ANSWER>
    </QUESTION>
    <QUESTION>
        <ID>3</ID>
        <SET>adult.new_sex_AM4.arff</SET>
        <GLYPH>pie</GLYPH>
        <REDUCTION>PCA</REDUCTION>
        <TEXT>What sex is most likely to be divorced?</TEXT>
        <OPTION>male</OPTION>
        <OPTION>female</OPTION>
        <ANSWER>male</ANSWER>
    </QUESTION>
</STUDY>