How To Use RANDARRAY In Excel

Using RANDARRAY in Excel

Basics of RANDARRAY Function

The RANDARRAY function generates an array of random numbers within Excel. Unlike the RAND function, RANDARRAY can fill multiple rows and columns with random values. It is capable of returning both whole numbers and decimal values based on user specifications.

Specifying Array Size

To use RANDARRAY, define the number of rows and columns you want to fill with random numbers. This allows for creating arrays of any desired size, catering to various data analysis needs.

Setting Minimum and Maximum Values

With RANDARRAY, control over the range of random numbers is possible by setting minimum and maximum value limits. This feature ensures that the generated numbers fall within a specific interval.

Choosing Number Types

RANDARRAY offers the flexibility to specify the type of numbers returned. Users can choose between whole numbers or decimal values, providing versatility in data generation.

Understanding Dynamic Arrays

As a dynamic array function, RANDARRAY automatically resizes to fit the specified number of rows and columns. If it is the final result of a formula, it spills to fill the adjacent cells. However, dynamic array functionality is limited between workbooks, and it only works when both workbooks are open.

Dynamic Arrays and Workbook Limitations

While RANDARRAY is powerful within a single workbook, it's important to note that Excel's support for dynamic arrays across different workbooks is limited. Dynamic array features are only functional when both source and destination workbooks are open.

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