To display a numerical column grouped into bins, which datatypes are necessary?

To display a numerical column grouped into bins, it is essential that the grouping utilizes a Bin group type, as this is the mechanism that allows for the creation of bins or intervals from continuous numerical data. When you create a bin in Power BI, you essentially categorize a range of numerical values into defined groups, making it easier to analyze data by segments rather than individual values.

Using the Bin group type is specifically designed to handle this process and allows for customization of the size of the bins, meaning you can determine how finely or coarsely the data is grouped based on your analytical needs. This is particularly useful in visualizations where you want to show distribution, trends, or frequencies of particular ranges within your numerical data.

While the other options mention types of data or configurations that might be relevant in other contexts, they do not specifically address the requirement for grouping numerical columns into bins effectively. Understanding that binning is a dedicated feature in Power BI that requires a certain setup is crucial for using the tool to its fullest potential.