Question $19(0\mathrm{.}4$ points$)$

Which of the following definitions represents a data scientist?

extracts knowledge from data by performing statistical analysis, data mining, and advanced analytics on big data to identify trends, market changes, and other relevant information

mathematical formulas placed in software that performs an analysis on a dataset

the process of identifying rare or unexpected items or events in a dataset that do not conform to other items in the dataset

a data value that is numerically distant from most of the other data points in a set of data