Hkbu Comp7810 Business Intelligence Assignment1

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Assignment This assignment should be submitted in hardcopy and drop into the collection mailbox labelled “COMP7810” near the General Office of the Computer Science Department (RRS702) by 31 March 2011.

Answer all the following short questions. Each question will carry 8 marks out of a total of 100 marks 1. How can computers provide support to semistructured and unstructured decisions?

2. Give a real-world example from the past six months to find one application of DSS, BI, and intelligent systems to make semistructured and unstructured decisions. Summarize the application in maximum 400 words and submit it with the exact sources.

3. Compare and contrast optimization and suboptimization in the context of Business Intelligence.

4. Explain why people often consider bounded rationality when problem solving, in the context of Buisness Intelligence?

5. How can sensitivity analysis help in the choice phase?

Answer the following problem-solving questions. Each question will carry 10 marks out of a total of 100 marks 6. YumCha.com introduces two new beverages, namely light tea and dark tea. Each of these two beverages is made of a mix of two kinds of tea leaves – IB and PL. (We use the abbreviated name of the tea leaves as the formulas of the beverages are business secrete.) Light tea is a 50-50 mix of PL and IB, whereas dark tea is a 25-75 mix (i.e., 25% of IB and 75% of PL). Light tea and dark tea are marketed at $13 and $15 per pound. YumCha.com can purchase up to 250 pounds of IB and up to 250 pounds of

PL each day. What is YumCha's optimal production strategy? (Hints: Please list the variables, the objective function, and the constraint) 7. Consider a retail electronic store in Mongkok, Hong Kong. The manager has decided to use a face identification software accompanied with the CCTV installed in the shop. The software produces an estimation of the number of customers every minute. The manager would like to consolidate the estimations in a...
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