Helpdesk Baruch College

How to Create Random (Fake) Datasets in Microsoft Excel

Creating random data to fill an Excel workbook is as simple as adding a couple of little-known formulas. These formulas are available in useful when honing your Microsoft Excel abilities, as they give you fake data to practice with before you risk errors with the genuine thing.

Utilize the Formula Bar

To begin, we’ll get in one of a couple of formulas in the Formula bar. This is the window listed below the ribbon, discovered here.

From there, it’s about including the data you desire and after that doing a little clean-up.

Including Random Numbers

To add an integer at random, we’ll utilize the “RANDBETWEEN” function. Here, we can define a range of random numerals, in this case, a number from one to 1,000, then copy it to each cell in the column listed below it.

Click to select the first cell where you ‘d like to include your random number.

Copy the following formula and paste it into Excel’s Formula bar. You can change the number inside the parenthesis to fit your needs. This formula selects a random number between one and 1,000.

=RANDBETWEEN(1,1000)

Press “Enter” on the keyboard or click the “Green” arrow to use the formula.

In the lower-right corner, hover over the cell until the “+” icon appears. Click and drag it to the last cell in the column where you want to apply the formula.

You can use the exact same formula for monetary worths with a basic tweak. By default, RANDBETWEEN only returns entire numbers, however we can alter that by utilizing a slightly customized formula. Simply alter the dates in parenthesis to satisfy your requirements. In this case, we’re picking a random number between $1 and $1,000.

=RANDBETWEEN(1,1000)/ 100

As soon as done, you’ll need to clean up the information simply a little. Start by right-clicking inside the cell, and selecting “Format Cells.”

Next, pick “Currency” under the “Category” menu and after that pick the 2nd alternative under the “Negative Numbers” choice. Press “Enter” on the keyboard to complete.

Including Dates

Excel’s built-in calendar treats each date as a number, with the top being January 1, 1900. Finding the number for the date you need isn’t so simple, but we’ve got you covered.

Select your beginning cell and then copy and paste the following formula into Excel’s Formula bar. You can change anything in parenthesis to fit your needs. Our sample is set to choose a random date in 2020.

Press “Enter” on the keyboard or click the “Green” arrow to the left of the Formula bar to apply the formula.

You’ll discover that this doesn’t look anything like a date. That’s fine. Similar to in the previous section, we’re going to click the “+” sign at the bottom right of the cell and drag it down as far as needed to include additional randomized data.

When done, highlight all of the information in the column.

Right-click and choose “Format Cells” from the menu.

From here, select the “Date” alternative and after that select the format you choose from the readily available list. Press “OKAY” once you’re done (or “Enter” on the keyboard). Now, all of your random numbers need to appear like dates.

Adding Item Data

Randomized information in Excel isn’t restricted to just numbers or dates. Utilizing the “VLOOKUP” feature, we can create a list of products, name it, then pull from it to produce a randomized list in another column.

To start, we’ll need to produce a list of random things. In this example, we’ll include animals from an imaginary pet store beginning at cell B2 and ending at B11. You’ll require to number each item in the very first column, starting at A2 and ending at A11, corresponding with the product to the. Hamsters, for example, have the item number 10. The headings in cells A1 and B1 aren’t necessary, though the item numbers and names below them are.

Next, we’ll highlight the entire column, right-click it, and select the “Define Name” choice.

Under “Enter a name for the date variety,” we’ll include a name and then click the “OKAY” button. We’ve now produced our list from which to pull random data.

Pick a starting cell and click to highlight it.

Copy and paste the formula into the Formula bar and then press “Enter” on the keyboard or click the “Green” arrow to use it. You can change the values (1,10) and the name (“products”) to fit your requirements:

Click and drag the “+” sign at the bottom right of the cell to copy the information into extra cells listed below (or to the side).

Whether discovering pivot tables, experimenting with format, or learning how to create a chart for your next presentation, this dummy information could prove to be just what you need to do the job.

You can alter the number inside the parenthesis to fit your needs. By default, RANDBETWEEN just returns whole numbers, but we can change that by using a slightly modified formula. Excel’s integrated calendar deals with each date as a number, with the number one being January 1, 1900. Randomized data in Excel isn’t restricted to simply numbers or dates. You’ll require to number each product in the very first column, beginning at A2 and ending at A11, corresponding with the item to the.

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