<p>You can provide feedback for each option in a checkbox problem, with distinct feedback depending on whether or not the learner selects that option.</p>
<question>
<p>You can provide feedback for each option in a checkbox problem, with distinct feedback depending on whether or not the learner selects that option.</p>
<p>You can also provide compound feedback for a specific combination of answers. For example, if you have three possible answers in the problem, you can configure specific feedback for when a learner selects each combination of possible answers.</p>
<p>You can also provide compound feedback for a specific combination of answers. For example, if you have three possible answers in the problem, you can configure specific feedback for when a learner selects each combination of possible answers.</p>
<p>You can also add hints for learners.</p>
<p>You can also add hints for learners.</p>
<p>Use the following example problem as a model.</p>
<p>Which of the following is a fruit? Check all that apply.</p>
<choiceresponse>
<checkboxgroup>
<choice correct="true">apple
<choicehint selected="true">You are correct that an apple is a fruit because it is the fertilized ovary that comes from an apple tree and contains seeds.</choicehint>
<choicehint selected="false">Remember that an apple is also a fruit.</choicehint>
</choice>
<choice correct="true">pumpkin
<choicehint selected="true">You are correct that a pumpkin is a fruit because it is the fertilized ovary of a squash plant and contains seeds.</choicehint>
<choicehint selected="false">Remember that a pumpkin is also a fruit.</choicehint>
</choice>
<choice correct="false">potato
<choicehint selected="true">A potato is a vegetable, not a fruit, because it does not come from a flower and does not contain seeds.</choicehint>
<choicehint selected="false">You are correct that a potato is a vegetable because it is an edible part of a plant in tuber form.</choicehint>
</choice>
<choice correct="true">tomato
<choicehint selected="true">You are correct that a tomato is a fruit because it is the fertilized ovary of a tomato plant and contains seeds.</choicehint>
<choicehint selected="false">Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it a fruit.</choicehint>
</choice>
<compoundhint value="A B D">An apple, pumpkin, and tomato are all fruits as they all are fertilized ovaries of a plant and contain seeds.</compoundhint>
<compoundhint value="A B C D">You are correct that an apple, pumpkin, and tomato are all fruits as they all are fertilized ovaries of a plant and contain seeds. However, a potato is not a fruit as it is an edible part of a plant in tuber form and is classified as a vegetable.</compoundhint>
</checkboxgroup>
</choiceresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
<hint>A fruit contains seeds of the plant.</hint>
</demandhint>
</question>
<p>Use the following example problem as a model.</p>
<p>Which of the following is a fruit? Check all that apply.</p>
<choiceresponse>
<checkboxgroup>
<choice correct="true">apple
<choicehint selected="true">You are correct that an apple is a fruit because it is the fertilized ovary that comes from an apple tree and contains seeds.</choicehint>
<choicehint selected="false">Remember that an apple is also a fruit.</choicehint>
</choice>
<choice correct="true">pumpkin
<choicehint selected="true">You are correct that a pumpkin is a fruit because it is the fertilized ovary of a squash plant and contains seeds.</choicehint>
<choicehint selected="false">Remember that a pumpkin is also a fruit.</choicehint>
</choice>
<choice correct="false">potato
<choicehint selected="true">A potato is a vegetable, not a fruit, because it does not come from a flower and does not contain seeds.</choicehint>
<choicehint selected="false">You are correct that a potato is a vegetable because it is an edible part of a plant in tuber form.</choicehint>
</choice>
<choice correct="true">tomato
<choicehint selected="true">You are correct that a tomato is a fruit because it is the fertilized ovary of a tomato plant and contains seeds.</choicehint>
<choicehint selected="false">Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it a fruit.</choicehint>
</choice>
<compoundhint value="A B D">An apple, pumpkin, and tomato are all fruits as they all are fertilized ovaries of a plant and contain seeds.</compoundhint>
<compoundhint value="A B C D">You are correct that an apple, pumpkin, and tomato are all fruits as they all are fertilized ovaries of a plant and contain seeds. However, a potato is not a fruit as it is an edible part of a plant in tuber form and is classified as a vegetable.</compoundhint>
</checkboxgroup>
</choiceresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
<p>Estimate the energy savings (in J/y) if all the people ([mathjaxinline]3\times 10^8[/mathjaxinline]) in the U. S. switched from U. S. code to low-flow shower heads.</p>
<p style="display:inline">Energy saved = </p>
<numericalresponse inline="1" answer="0.52">
<textline inline="1">
<responseparam type="tolerance" default="0.02"/>
</textline>
<p style="display:inline"> EJ/year</p>
</numericalresponse>
</question>
<br/>
<question>
<p>Estimate the energy savings (in J/y) if all the people ([mathjaxinline]3\times 10^8[/mathjaxinline]) in the U. S. switched from U. S. code to low-flow shower heads.</p>
<p>You can provide feedback for each option in a multiple choice problem.</p>
<p>You can also add hints for learners.</p>
<p>Use the following example problem as a model.</p>
<p>Which of the following is a vegetable?</p>
<multiplechoiceresponse>
<choicegroup type="MultipleChoice">
<choice correct="false">apple <choicehint>An apple is the fertilized ovary that comes from an apple tree and contains seeds, meaning it is a fruit.</choicehint></choice>
<choice correct="false">pumpkin <choicehint>A pumpkin is the fertilized ovary of a squash plant and contains seeds, meaning it is a fruit.</choicehint></choice>
<choice correct="true">potato <choicehint>A potato is an edible part of a plant in tuber form and is a vegetable.</choicehint></choice>
<choice correct="false">tomato <choicehint>Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it is a fruit.</choicehint></choice>
</choicegroup>
</multiplechoiceresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
<hint>A fruit contains seeds of the plant.</hint>
</demandhint>
</question>
</problem>
<problem>
<question>
<p>You can provide feedback for each option in a multiple choice problem.</p>
<p>You can also add hints for learners.</p>
<p>Use the following example problem as a model.</p>
<p>Which of the following is a vegetable?</p>
<multiplechoiceresponse>
<choicegroup type="MultipleChoice">
<choice correct="false">apple <choicehint>An apple is the fertilized ovary that comes from an apple tree and contains seeds, meaning it is a fruit.</choicehint></choice>
<choice correct="false">pumpkin <choicehint>A pumpkin is the fertilized ovary of a squash plant and contains seeds, meaning it is a fruit.</choicehint></choice>
<choice correct="true">potato <choicehint>A potato is an edible part of a plant in tuber form and is a vegetable.</choicehint></choice>
<choice correct="false">tomato <choicehint>Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it is a fruit.</choicehint></choice>
</choicegroup>
</multiplechoiceresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
-100 is the square of 10 times the imaginary number, i.
[explanation]
data:|
<problem>
<question>
<p>In a numerical input problem, learners enter numbers or a specific and
relatively simple mathematical expression. Learners enter the response in
plain text, and the system then converts the text to a symbolic expression
that learners can see below the response field.</p>
<problem>
<question>
<p>
In a numerical input problem, learners enter numbers or a specific and
relatively simple mathematical expression. Learners enter the response in
plain text, and the system then converts the text to a symbolic expression
that learners can see below the response field.
</p>
<p>The system can handle several types of characters, including basic
operators, fractions, exponents, and common constants such as i. You can
refer learners to
<a href="http://edx.readthedocs.io/projects/edx-guide-for-students/en/latest/completing_assignments/SFD_mathformatting.html#math-formatting" target="_blank">Entering Mathematical and Scientific Expressions</a> in the <i>EdX Learner's Guide</i> for information about how to enter text into the field.</p>
<p>When you add the problem, be sure to select <strong>Settings</strong>
to specify a <strong>Display Name</strong> and other values that apply.</p>
<p>
The system can handle several types of characters, including basic
operators, fractions, exponents, and common constants such as i. You can
refer learners to
<a href="http://edx.readthedocs.io/projects/edx-guide-for-students/en/latest/completing_assignments/SFD_mathformatting.html#math-formatting" target="_blank">Entering Mathematical and Scientific Expressions</a> in the <i>EdX Learner's Guide</i> for information about how to enter text into the field.</p>
<p>When you add the problem, be sure to select <strong>Settings</strong>
to specify a <strong>Display Name</strong> and other values that apply.
</p>
<p>You can use the following example problems as models.</p>
<p>How many miles away from Earth is the sun? Use scientific notation to answer.</p>
<numericalresponse answer="9.3*10^7">
<formulaequationinput label="How many million miles are between Earth and the sun? Use scientific notation to answer." />
</numericalresponse>
<p>You can use the following example problems as models.</p>
<p>How many miles away from Earth is the sun? Use scientific notation to answer.</p>
<numericalresponse answer="9.3*10^7">
<formulaequationinput label="How many million miles are between Earth and the sun? Use scientific notation to answer." />
</numericalresponse>
<solution>
<div class="detailed-solution">
<p>Explanation</p>
<p>The sun is 93,000,000, or 9.3*10^7, miles away from Earth.</p>
</div>
</solution>
</question>
<solution>
<div class="detailed-solution">
<p>Explanation</p>
<p>The sun is 93,000,000, or 9.3*10^7, miles away from Earth.</p>
</div>
</solution>
</question>
<question>
<p>The square of what number is -100?</p>
<numericalresponse answer="10*i">
<formulaequationinput label="The square of what number is -100?" />
</numericalresponse>
<solution>
<div class="detailed-solution">
<p>Explanation</p>
<p>-100 is the square of 10 times the imaginary number, i.</p>
</div>
</solution>
</question>
</problem>
<question>
<p>The square of what number is -100?</p>
<numericalresponse answer="10*i">
<formulaequationinput label="The square of what number is -100?" />
</numericalresponse>
<solution>
<div class="detailed-solution">
<p>Explanation</p>
<p>-100 is the square of 10 times the imaginary number, i.</p>
<p>You can provide feedback for each available option in a dropdown problem.</p>
<p>You can also add hints for learners.</p>
<p>Use the following example problem as a model.</p>
<p> A/an ________ is a vegetable.</p>
<br/>
<optionresponse>
<optioninput>
<option correct="False">apple <optionhint>An apple is the fertilized ovary that comes from an apple tree and contains seeds, meaning it is a fruit.</optionhint></option>
<option correct="False">pumpkin <optionhint>A pumpkin is the fertilized ovary of a squash plant and contains seeds, meaning it is a fruit.</optionhint></option>
<option correct="True">potato <optionhint>A potato is an edible part of a plant in tuber form and is a vegetable.</optionhint></option>
<option correct="False">tomato <optionhint>Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it is a fruit.</optionhint></option>
</optioninput>
</optionresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
<hint>A fruit contains seeds of the plant.</hint>
</demandhint>
</question>
</problem>
<problem>
<question>
<p>You can provide feedback for each available option in a dropdown problem.</p>
<p>You can also add hints for learners.</p>
<p>Use the following example problem as a model.</p>
<p> A/an ________ is a vegetable.</p>
<br/>
<optionresponse>
<optioninput>
<option correct="False">apple <optionhint>An apple is the fertilized ovary that comes from an apple tree and contains seeds, meaning it is a fruit.</optionhint></option>
<option correct="False">pumpkin <optionhint>A pumpkin is the fertilized ovary of a squash plant and contains seeds, meaning it is a fruit.</optionhint></option>
<option correct="True">potato <optionhint>A potato is an edible part of a plant in tuber form and is a vegetable.</optionhint></option>
<option correct="False">tomato <optionhint>Many people mistakenly think a tomato is a vegetable. However, because a tomato is the fertilized ovary of a tomato plant and contains seeds, it is a fruit.</optionhint></option>
</optioninput>
</optionresponse>
<demandhint>
<hint>A fruit is the fertilized ovary from a flower.</hint>
<p>You can provide feedback for the correct answer in text input problems, as well as for specific incorrect answers.</p>
<problem>
<question>
<p>You can provide feedback for the correct answer in text input problems, as well as for specific incorrect answers.</p>
<p>Use feedback on expected incorrect answers to address common misconceptions and to provide guidance on how to arrive at the correct answer.</p>
<p>Use feedback on expected incorrect answers to address common misconceptions and to provide guidance on how to arrive at the correct answer.</p>
<p>Use the following example problem as a model.</p>
<p>Which U.S. state has the largest land area?</p>
<p>Use the following example problem as a model.</p>
<stringresponse answer="Alaska" type="ci" >
<p>Which U.S. state has the largest land area?</p>
<correcthint>Alaska is 576,400 square miles, more than double the land area of the second largest state, Texas.</correcthint>
<stringresponse answer="Alaska" type="ci" >
<stringequalhint answer="Texas">While many people think Texas is the largest state, it is actually the second largest, with 261,797 square miles.</stringequalhint>
<correcthint>Alaska is 576,400 square miles, more than double the land area of the second largest state, Texas.</correcthint>
<stringequalhint answer="California">California is the third largest state, with 155,959 square miles.</stringequalhint>
<stringequalhint answer="Texas">While many people think Texas is the largest state, it is actually the second largest, with 261,797 square miles.</stringequalhint>
<textline label="Which U.S. state has the largest land area?" size="20"/>
</stringresponse>
<stringequalhint answer="California">California is the third largest state, with 155,959 square miles.</stringequalhint>
<demandhint>
<hint>Consider the square miles, not population.</hint>
<hint>Consider all 50 states, not just the continental United States.</hint>
</demandhint>
</question>
</problem>
<textline label="Which U.S. state has the largest land area?" size="20"/>
</stringresponse>
<demandhint>
<hint>Consider the square miles, not population.</hint>
<hint>Consider all 50 states, not just the continental United States.</hint>
