<?xml version="1.0"?>
<Data xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Questions>
    <Question>
      <Info>Refer to PROBLEM A of the excel file.  Using the given table, what is the slope of the regression line? </Info>
      <link />
      <Answers>
        <Answer>
          <Info>6.52</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>6.81</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>6.94</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>7.05</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM A of the excel file.  What is the y-intercept of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>75.69</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>75.9</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>78.18</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>78.52</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM A of the excel file.  What is the equation of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>y=6.94x+75.9</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=7.05x+78.52</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=6.52x+78.18</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=6.81x+75.69</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM B of the excel file. Using the given table, what is the slope of the regression line? </Info>
      <link />
      <Answers>
        <Answer>
          <Info>-1.43</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>-1.27</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>1.16</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>1.34</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM B of the excel file. What is the y-intercept of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>96.26</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>96.95</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>97.36</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>97.47</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM B of the excel file. What is the equation of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>y=-1.43x+97.47</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=-1.27x+97.36</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=1.34x+96.95</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=-1.16x+96.26</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM C of the excel file. Using the given table, what is the slope of the regression line? </Info>
      <link />
      <Answers>
        <Answer>
          <Info>23.08</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>23.18</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>23.8</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>23.81</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM C of the excel file. What is the y-intercept of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>145.05</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>147.12</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>153.13</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>154.13</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM C of the excel file. What is the equation of the regression line?</Info>
      <link />
      <Answers>
        <Answer>
          <Info>y=23.18x+153.13</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=23.08x+154.13</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=23.81x+147.12</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>y=23.8x+145.05</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
    <Question>
      <Info>Refer to PROBLEM C of the excel file. What will be the possible sales (in million pesos) when the advertising spend 70 (in million pesos??</Info>
      <link />
      <Answers>
        <Answer>
          <Info>1,769.73</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>1,775.73</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
        <Answer>
          <Info>1,811.05</Info>
          <IsCorrect>true</IsCorrect>
        </Answer>
        <Answer>
          <Info>1,813.82</Info>
          <IsCorrect>false</IsCorrect>
        </Answer>
      </Answers>
      <Type>Single</Type>
    </Question>
  </Questions>
</Data>