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{{ block title }}Puzzle 1{{ endblock }}

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Puzzle 1
<p>
<i> You have a maximum of five minutes to complete this page. At that point, you will move on regardless of whether you have finished.</i>
<p>
Imagine you are a doctor. A patient comes to you with a red rash on his fingers. What information would you want in order to estimate the probability that the patient has the disease ‘digirosa’? Please select the response option below that gives you enough information to estimate the probability that the patient has ‘digirosa’, but no more pieces of information than are required.<p>
<ol>
<li> The percentage of people with digirosa who have a red rash <i>plus</i> the percentage of people without digirosa who have a red rash. </li>
<li> The percentage of people with digirosa who have a red rash <i>plus</i> the percentage of people without digirosa who have a red rash <i>plus</i> the percentage of people in the population who have digirosa. </li>
</ol>

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