Quiz 1-4

According to GDPR, which of the following information is considered as personal data? Choose all that apply.

B. A person's name C. A person's government-issued ID number D. A person's phone number F. A person's email address

Which of the following are the two pillars of science?

B. Observation E. Theory

Based on Class 02, which of the following is a feature or attribute of evidence? (Choose all that apply)

B. Volume D. Measurability E. Complexity F. Variety G. Granularity

Which of the following is true of Data warehousing and Hadoop?

Both of them can be used to deal with big data, but one complements the other.

The statement "1.5 billion text messages were stored each minute" best describes the _____ of big data.

velocity

Which of the following data can Hadoop deal with?

**All of the above** Answers:A. Structured data B. Unstructured data C. Heterogeneous Data

A researcher wants to understand how customers' social interaction with online retailers impact their loyalty to online retailers. This researcher understands that extraneous variables such as gender and age could influence the result, but these variables cannot be eliminated and their effects cannot be canceled out in this case. In order to deal with extraneous variables, which of the following techniques this researcher can choose? (Choose all that apply)

-. Statistical Control & Inclusion

When reviewing a data science project, Leon observes that all the subjects are collected from a unique open innovation platform and he concerns about whether the findings from such a unique platform can be generalized to other platforms. Which of the following research design attributes this case refers to?

Ecological validity

Which of the following is NOT a factor influencing the usability of a particular representation of evidence to a particular processor?

The process knowledge used by the processor

In the Business Analytics Framework (BAF), which of the following perspectives may be considered as an umbrella concept which covers a combination of definitions in other five perspectives?

A decisional paradigm

The assigned article summarizes multiple perspectives of analytics, indicating that Analytics is not simply a buzzword, but is _______. Choose all that apply.

A. A Collection of Specific Activities B. A Collection of Practices & Technologies C. A Transformation Process D. A Capability Set E. A Decision Paradigm F. A Movement Answers:A. A Collection of Specific Activities B. A Collection of Practices & Technologies C. A Transformation Process D. A Capability Set E. A Decision Paradigm F. A Movement

Which of the following is an example of procedural knowledge? Choose all that apply.

A. A recipe for pepperoni bread D. A manual to install a bicycle

According to Chapter 14 and our lecture, which of the following statements is true? Choose all that apply.

A. Data science involves the judicious integration of human knowledge and computer-based techniques to achieve what neither could achieve alone. B. Before solving a problem, we need to define the problem in a clear and precise manner. C. There is a intense tension between privacy and improving business decisions because of the direct relationship: the more fine-grained data you collect on individuals, the better you can predict things about them that are important for business decision-making.

Which of the following is NOT one of the fundamental concepts/principles mentioned in Chapter 1 of our textbook?

Data science involves the judicious integration of human knowledge and computerbased techniques to achieve what neither of them could achieve alone.

ABC company found that its profit decreased by 30% in 2019. As a starting point, its CEO assigned an analytics team to investigate why this situation occurred and then report the results to the next executive meeting. What type of analytics is the team going to conduct in this case?

Diagnostic analytics

Which of the following is NOT an evidence manipulation activity?

Evidence Simulation

In terms of different research designs, which of the following is NOT true?

Focus groups are more suited for explanatory or descriptive research than for exploratory research.

Which of the following is NOT true of analytics episodes?

They are triggered only by the intent to solve a problem.

Which of the following is NOT true based on Chapter 13 in Data Science for Business?

This chapter mentions that culture that supports data science must be created in a bottom-up manner.

In HW1, Richard feels like data analytics can help him figure out which activities are the best predictors of which category a customer will fall into so that he can time his marketing efforts to each customer to coincide with their likelihood of buying new eReaders. Accordingly, he obtains a large data set of information for each customer, including items they have just browsed for, and those they have actually purchased.

Individual customers

Please read the following research model (a nomological network of constructs) carefully and indicate which of the following statements about the number of variables is true.

This model has one mediating variable. (is being pointed at and also pointing at others)

Chapter 13 of our textbook mentions that the firm's management must think data-analytically. Based on this criterion, which of the following statements is NOT true?

Managers have to understand the fundamental principles well enough to to be data scientists.

Which of the following modules in the Hadoop framework harnesses the power of thousands of computers working in parallel and therefore is called the heart of Hadoop?

MapReduce

Which of the following is NOT integrated into the episode of evidence-based problem findings & solving?

Mission

Generally, which of the following types of analytics is the most difficult to conduct?

Prescriptive analytics