Which of the Following Statements A), B) or C) Is

question 36

Multiple Choice

Which of the following statements a) , b) or c) is false?

• A) In big data, samples can have hundreds, thousands or even millions of features.
• B) To visualize a dataset with many features (that is, many dimensions), you must first reduce the data to two or three dimensions. This requires a supervised machine learning technique called dimensionality reduction.
• C) When you graph the resulting data after dimensionality reduction, you might see patterns in the data that will help you choose the most appropriate machine learning algorithms to use. For example, if the visualization contains clusters of points, it might indicate that there are distinct classes of information within the dataset.
• D) All of the above statements are true.

---

Definitions:

Business Activity

The various actions a business engages in as part of its operations, ranging from production to sales.

1929

The year marked by the stock market crash in October, which led to the Great Depression, a severe worldwide economic downturn.

High Inflation

Is a term describing a situation where prices for goods and services rise excessively, reducing purchasing power and potentially destabilizing the economy.

Recession

A period of temporary economic decline during which trade and industrial activity are reduced, usually identified by a fall in GDP in two successive quarters.