Define 'big data' in the context of data analytics.

Big data refers to extremely large datasets that can be analyzed computationally to reveal patterns, trends, and associations, particularly relating to human behavior and interactions. In the context of data analytics, big data encompasses information that comes from a variety of sources, including social media, sensors, transactions, and more, which allows analysts to draw significant insights that can inform decision-making.

This definition highlights the scale and complexity of the data involved. The analysis of big data often requires sophisticated tools and algorithms due to its volume, variety, and velocity—the three Vs of big data. These aspects make it distinct from smaller, simpler datasets, which can be processed easily with traditional data analytics techniques. Therefore, the correct answer emphasizes the scope and complexity of big data as it pertains to uncovering valuable insights in data analytics.