Dsci exam 1 - Study guides, Class notes & Summaries

DSCI 5330 EXAM 1 WITH QUESTIONS AND ANSWERS ...

1. What refers to training and empowering frontline workers to solve a problem immediately? - correct answer Service Recovery A production manager at a pottery factory has noticed that about 70% of defects result from impurities in raw materials, 15% result from human error, 10% from machine malfunctions, and 5% from a variety of other causes. This manager is most likely using: - correct answer A *Pareto* Chart "*Kaizen*" is a Japanese term meaning: - correct answer *continuous imp...

1. At hard rock café. Tasks that reflect operations or operations management include - correct answer all of the above 2. which of the following are the primary functions of all organizations - correct answer marketing, operations, and finance/accounting 3. Operations management is applicable to who? - correct answer to all firms, whether manufacturing and service 4. Budgeting, paying the bills and collection of funds are activities associated with the - correct answer finance/...

Statistics (collective noun) - correct answer the science of gathering, describing, and analyzing data Statistics (plural of "statistic") - correct answer the actual numerical descriptions of sample data Population - correct answer a particular group of interest Variable - correct answer a value or characteristic that changes among members of a population Data - correct answer the counts, measurements, or observations gathered about a specific variable in a population in ...

Other names for business decision modeling - correct answer -management science -operations research -quantitative analysis -operations management constrained mathematical model - correct answer costs of an objective and one or more constraints classification by the model purpose - correct answer -optimization models -prediction models classification by the degree of certainty of the data in the model - correct answer -deterministic models -probabilistic models BDM Scien...

Which statement about the data mining process is INCORRECT? - correct answer Data cleaning and pre-processing is usually a trivial step in the process Which statement is FALSE about the data-driven decision-making approach? - correct answer It is loaded with assumptions and theories What is the essential element in the machine learning algorithms that distinguish supervised from unsupervised learning? - correct answer In the supervised learning models target variable is used in the m...

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