What is one modeling or descriptive statistical function in MADlib that is typically not provided in a
standard relational database?

In which phase of the data analytics lifecycle do Data Scientists spend the most time in a project?

You are testing two new weight-gain formulas for puppies. The test gives the results:
Control group: 1% weight gain
Formula A. 3% weight gain
Formula B. 4% weight gain

A one-way ANOVA returns a p-value = 0.027
What can you conclude?

Data visualization is used in the final presentation of an analytics project. For what else is this
technique commonly used?

Which functionality do regular expressions provide?

When creating a project sponsor presentation, what is the main objective?

The average purchase size from your online sales site is $17, 200. The customer experience team
believes a certain adjustment of the website will increase sales. A pilot study on a few hundred
customers showed an increase in average purchase size of $1.47, with a significance level of
p=0.1.
The team runs a larger study, of a few thousand customers. The second study shows an
increased average purchase size of $0.74, with a significance level of 0.03. What is your
assessment of this study?

Which word or phrase completes the statement? Business Intelligence is to monitoring trends as
Data Science is to ________ trends.

Consider a scale that has five (5) values that range from “not important” to “very important”. Which
data classification best describes this data?

Which key role for a successful analytic project can provide business domain expertise with a
deep understanding of the data and key performance indicators?