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<h2 class="hd hd-2 unit-title">Lesson 4: Comparative Evaluation - Criteria, Metrics, Weightings</h2>
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<h3 class="hd hd-2">Week 2: Lesson 4</h3>
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<h2 class="hd hd-2 unit-title">Lesson 5: Choosing Products in the Product Family – Overview</h2>
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<h3 class="hd hd-2">Week 2: Lesson 5</h3>
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<p>Here you can find the Week 2: Lesson 5 PowerPoint slides</p>
<p><a href="/assets/courseware/v1/a643bf94e709d3a06e370b15cb19ad33/asset-v1:MITx+CITE101x+2T2017+type@asset+block/W2_L5_choosing_products.pptx" target="[object Object]">Choosing Products</a></p>
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<h2 class="hd hd-2 unit-title">Lesson 6: Choosing Products in the Product Family - Design of Experiments</h2>
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<h3 class="hd hd-2">Week 2: Lesson 6</h3>
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<p>Here you can find the Week 2: Lesson 6 PowerPoint slides </p>
<p><a href="/assets/courseware/v1/a643bf94e709d3a06e370b15cb19ad33/asset-v1:MITx+CITE101x+2T2017+type@asset+block/W2_L5_choosing_products.pptx" target="[object Object]">Choosing Products in the Product Family: Design of Experiments</a></p>
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<p>For the following two questions, consider the following prompt: </p>
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Multiple Choice
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<p>List the set of attributes needed in the minimum set of products for the full factorial design (that is, complete the table we began for you below:</p>
<p>Product#, Type of battery, Source of power</p>
<p>Product #1, Nickel Cadmium, Manual hand-crank</p>
<p>Product #2, Lithium Ion, Solar Photovoltaic</p>
<p>Product #3, Nickel Cadmium, Thermoelectric</p>
<p>Product #4, Lithium Ion, Manual hand-crank</p>
<p>Product #5, Nickel Cadmium, Solar Photovoltaic</p>
<p>Product #6 </p>
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Multiple Choice
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<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><p>You propose a study of off grid refrigeration. Some technology options use Freon as a working fluid, others do not. Some technology options allow users to tap into rivers through micro-hydro, others do not. Some technology options incorporate an AC generator, others do not. If the following study is proposed, indicate if there is a rank deficiency.</p>
<p>Product #1, Freon, Micro Hydro, AC Generator</p>
<p>Product #2, Not Freon, Micro Hydro, No AC Generator</p>
<p>Product #3, Not Freon, No Micro Hydro, AC Generator</p>
<p>Product #4, Freon, Micro Hydro, No AC Generator</p>
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