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 <question type="category"><category><text>Discrete Probability Distributions/Probability Distributions</text></category></question>
 
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 <question type="multichoicewiris">
    <name>
      <text>Question 27</text>
    </name>
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      <text><![CDATA[<p><strong>Quality Control</strong></p>
<p>A quality inspector cheched for imperfection in rolls of fabric for one week. The random variable x represents the number of imperfections found. Decide whether the distribution is a probability distribution. If it is not a probability distribution, identify the property (or properties) that are not satisfied.</p>
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<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»x«/mi»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»0«/mn»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»1«/mn»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»2«/mn»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»3«/mn»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»4«/mn»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»5«/mn»«/math»</td>
</tr>
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<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»P«/mi»«mfenced»«mi»x«/mi»«/mfenced»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»3«/mn»«mn»4«/mn»«/mfrac»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»1«/mn»«mn»10«/mn»«/mfrac»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»1«/mn»«mn»20«/mn»«/mfrac»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»1«/mn»«mn»25«/mn»«/mfrac»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»1«/mn»«mn»50«/mn»«/mfrac»«/math»</td>
<td style="text-align: center;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»-«/mo»«mfrac»«mn»1«/mn»«mn»100«/mn»«/mfrac»«/math»</td>
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<p> </p>
<p> </p>
<p> </p>]]></text>
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      <text></text>
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    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <single>false</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
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      <text></text>
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      <text></text>
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      <text></text>
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    <answer fraction="0" format="html">
      <text><![CDATA[<p>Yes, the distribution represents a probability distribution.</p>]]></text>
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        <text></text>
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    </answer>
    <answer fraction="33.33333" format="html">
      <text><![CDATA[<p>No, the distribution does not represnt a probability distribution.</p>]]></text>
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        <text></text>
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    </answer>
    <answer fraction="33.33333" format="html">
      <text><![CDATA[<p>The summation of the probabilities of the random variables is not equal to 1</p>]]></text>
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        <text></text>
      </feedback>
    </answer>
    <answer fraction="33.33333" format="html">
      <text><![CDATA[<p>One of the probabilities of the random variables is less than 0 or greater than 1</p>]]></text>
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        <text></text>
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    </answer>
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<![CDATA[<question><correctAnswers><correctAnswer></correctAnswer></correctAnswers></question>]]>
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