Dsci 100 - Study guides, Class notes & Summaries

Effective capacity cannot be - correct answer in excess of design capacity. The maximum output rate or service that is possible is called the ____ capacity - correct answer design The ratio of actual output to effective capacity is called the - correct answer efficiency The actual output to design capacity is called the - correct answer utilization A capacity cushion is the difference between __________ and __________. - correct answer capacity; expected demand When an e...

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...

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/...

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...

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 ...

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...

T/F Consider an SRS drawn from a large non-Normal population. When the sample size is large (greater than or equal to 30), the sample mean has approximately a Normal distribution regardless of the population distribution. - correct answer True The standard deviation of a t distribution depends on its degrees of freedom while the mean of a t distribution is always zero. - correct answer true A t procedure can be used for a highly skewed distribution when the sample size is large, roughl...

Which of the following is a constant hazard rate? - correct answer Exponential distribution Recall our in-class discussion regarding order statistics. Suppose you are working for Sunflower Outfitters, a store that sells Kansas clothing and offers a credit card to customers that can be used anywhere VISA is accepted. Wanda, one of your customers, has used her Sunflower Outfitters Card four times since opening it, with her last use of the credit card being at t = 0.77. Your supervisor wants y...

Statistics - correct answera science dealing with the collection, analysis, interpretation and presentation of numerical data Variable - correct answerthe characteristic of an entity being studied that's capable of taking on different values 1. Descriptive 2. Inferential - correct answerTwo types of statistics? Inductive - correct answerInferential is also known as Descriptive - correct answerGather data on a group or body, analyze data, and use results to reach conclusions about t...

Solutions to DSCI 100 tutorial 3 - tutorial_wrangling