Pregunta
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e are being asked to answer the following questions: 1. How many students got 5 ? 2. How many students got below 3 ? 3. If the passing score is 4 , how many passed the quiz? 4. What was the lowest score obtained by a student?

Ask by Donnelly Gibson. in the Philippines
Mar 12,2025

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1. The number of students who got a score of 5 is \( f(5) \). 2. The number of students who scored below 3 is \( f(0) + f(1) + f(2) \). 3. The number of students who passed the quiz (with a passing score of 4) is \( f(4) + f(5) \). 4. The lowest score obtained by a student is the smallest score \( s_{\text{min}} \) where \( f(s_{\text{min}}) > 0 \).

Solución

1. To determine how many students got a score of \(5\), we need the frequency (or count) assigned to that score. In other words, if we let \(f(5)\) be the number of students scoring \(5\), then the answer is \[ f(5). \] 2. To find how many students scored below \(3\), we typically sum the frequencies for the scores that are less than \(3\). For example, if the scores are \(0, 1, 2, \ldots, 5\) with frequencies \(f(0)\), \(f(1)\), \(f(2)\), \(\dots\) respectively, then the total number of students scoring below \(3\) is \[ f(0) + f(1) + f(2). \] 3. If the passing score is \(4\), then any score of \(4\) or \(5\) is considered passing. Thus, the number of students who passed the quiz is given by \[ f(4) + f(5). \] 4. The lowest score obtained by a student is found by identifying the smallest score for which the corresponding frequency is positive. If we denote the scores in increasing order (for example, \(0, 1, 2, 3, 4, 5\)) and if there exists a score \(s_{\text{min}}\) such that \[ f(s_{\text{min}}) > 0, \] and for all \(s < s_{\text{min}}\) we have \[ f(s) = 0, \] then \(s_{\text{min}}\) is the lowest score obtained. *Note:* To obtain numerical answers, the actual frequency distribution (i.e. the values for \(f(0), f(1), \ldots, f(5)\)) must be provided. Without those specific data, we can only express the answers in this general form.

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Beyond the Answer

In many educational settings, scores are often chalked up to a quick game of survival of the fittest! It's not uncommon to see a rare few aiming for that elusive perfect score of 5, while others find themselves grappling with the quiz's challenges! Tracking how many students landed on that high note can reveal a lot about the teaching method or the quiz difficulty. The excitement doesn’t stop at the top scores! The data can also reveal trends among those who scored below a 3. This information is crucial for educators to understand which concepts may have been confusing or overlooked. It’s like piecing together a mystery where each score helps illuminate the best ways to engage and support every learner!

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