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- Which of the following is the process of analyzing data before using it with a model? * a) Extra data addition b) Exploratory data analysis (EDA) c) Building a subset d) Missing data imputationA Data Dictionary and a Repository of Contrasts are what, exactly?Which characteristic of data refers to capturing data consistently? Multiple Choice Truthfulness Strictness Elusiveness Abstractness Verifiability
- ERD must be considered : One to one One to many . . . etc; And Simple,Composite,Derived,Single(Attribute) ThanksYou should provide an example to demonstrate the differences between the three types of data (knowledge, information, and facts).What are the five most common fact-finding questions? What else does the Zachman Framework include? Is the extra question necessary?
- What conclusions can be derived from modeling conceptual data?Which of the following are possible consequences of overfitting an ARIMAmodel?i. The model may have high bias.ii. The model may have high out-of-sample variance.iii. The model may have poor predictive performance.iv. All of the above.54. Which is not a relevant feature of CASE tools? a. The ability to help draw data models using entity-relationship notations b. The ability to generate code c. An information repository d. Access to a DB via the Internet
- (1) What exactly is heuristic evaluation? (2) What is its definition? What exactly is the point of it? Describe the processes that must be followed in order to get expert approval. In real-world instances, describe any four Usability Heuristics that you think are important.How does creating something from nothing in computer science compare to manually constructing a data model instead of buying one premade?Which of the following is not true about Interpretation of data? a. Explain what has been observed by the researcher during the study b. Providing a practical conception to guide the carry out of further research. c. Establishing continuity in the research d. Build relationship between the collected data