and answers
In an agile approach of analytics, what is the first step of the process?
Perform data discovery
Perform business discovery
Score and deploy
Model data - correct answer ✔✔Perform business discovery
In an ETL process, data is loaded into a final target database such as:
Operational dashboard
Public database
Social media database
Data warehouse - correct answer ✔✔Data warehouse
What are the four types of data analytical method?
Descriptive, explanatory, predictive and prescriptive
Critical, analytical, predictive and explanatory
Descriptive, logical, predictive and prescriptive
Descriptive, analytical, predictive and prescriptive - correct answer ✔✔Descriptive, explanatory,
predictive and prescriptive
Which of the following is an example of secondary data?
Simulated data
,Survey data
Interview data
Firm's proprietary data - correct answer ✔✔Firm's proprietary data
Which of the following data analysis models use optimization techniques?
Prescriptive analytics
Predictive analytics
Descriptive analytics
Diagnostic analytics - correct answer ✔✔Prescriptive analytics
Predictive analytics may be applied to __________, which is a set of techniques that use descriptive data
and forecasts to identify the decisions most likely to result in the best performance.
Prescriptive analytics
Descriptive analytics
Explanatory analytics
Forecast analytics - correct answer ✔✔Prescriptive analytics
Target is examining their online sales data during the pandemic to understand what happened. Which
kind of analytical technique are they using?
Descriptive analytics
Prescriptive analytics
Forecast analytics
Predictive analytics - correct answer ✔✔Descriptive analytics
Costco wants to know how to stock their warehouses for a future pandemic and are using current sales
data to help them project the needs. Which kind of analytical technique are they using?
, Predictive analytics
Descriptive analytics
Prescriptive analytics
Explanatory analytics - correct answer ✔✔Predictive analytics
Your professor is considering purchasing a self-driving car that can figure out the best route and the
optimum safe way to drive there without human intervention. What kind of analytics is the car using to
do this?
Predictive analytics
Explanatory analytics
Descriptive analytics
Prescriptive analytics - correct answer ✔✔Prescriptive analytics
Which of the following question(s) can be better answered using data in order to reach an evidence-
based conclusion?
Who will win the NBA championship?
All of the answer selections are correct.
What is the purchase pattern(s) of our customers?
How many students will enroll for an online class in the Spring? - correct answer ✔✔All of the answer
selections are correct.
Which of the following describes a positively skewed histogram?
a histogram for which mean and mode values are the same.
a histogram that has no fluctuation in mass
a histogram with large kurtosis
a histogram that tails off towards the right - correct answer ✔✔a histogram that tails off towards the
right