1. When is the median more representative of the dataset than the mean (or average)? When you have large database When you have a lot of outliners When you have a small dataset

2. KPI (key performance indicators) a type of metric? True False

3. What does a box and a whisker plot show us? A graph that represents data as only a high and low value. A graph that displays information in a pie chart with arrows. A graph that presents information from a five-number summary

4. Which of the following best explains best explains analytics? Analytics are numbers that tell you important information about a process. Analytics are measures. Analytics is often about looking for patterns in data.

5. A algorithm that helps your company make the best decisions often without the use of human intervention is an example of what kind of analytics? Predictive Prescriptive Diagnostic Descriptive

6. A decision tree model is a descriptive model True False

7. What does the CONFIDENCE.NORM function in excel provide a confidence for? It provides a number that measures the actual median (+- confidence number) in relation to the sample. It provides a number that measures the actual mean (+- confidence number) in relation to the sample. It provides a number that measures the actual mean (+- confidence number) in relation to the population.

8. If I wanted to visualize the social connections between a potential job candidate and their followers on Twitter, Which application would I use? RapidMiner Excel GPT-3 Gephi

9. HR Metrics most often use what kind of data? Transformational data Transactional data

10. What was the key lesson of the Anscombe Quartet?

That a quartet sounds better playing classical music than a trio That to understand a data set you must perform descriptive statistics on it Data must be visualized as well as analyzed to understand it