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Q2. [25 marks] (a) Explain with the aid of an example the concept depicted in the Fig. 2. Include all 3 different use cases in your example. (10) STRESS STRENGTH Fail Region Increase Design Margins Reduce Variation in Product Strength Reduce Effect of Usagel Environment Fig. 2 (b) Explain and describe what reliability is? Give an example to illustrate the matter. (5) Q2. [25 marks] (a) Explain with the aid of an example the concept depicted in the Fig. 2. Include all 3 different use cases in your example. (10) STRESS STRENGTH Fail Region Increase Design Margins Reduce Variation in Product Strength Reduce Effect of Usagel Environment Fig. 2 (b) Explain and describe what reliability is? Give an example to illustrate the matter