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## How to remove blank rows in Excel using filters

Blank rows can be a not so small nuisance in data collection applications. In addition to making data management harder, an unorganized data set filled with blanks can mess with your calculations. Furthermore, Excel uses blanks as limits of ranges when you add a...

## How to calculate standard deviation in Excel

One of the fundamental operations of statistical analysis is calculating the standard deviation of a data set. In this article, we’re going to show you how to calculate standard deviation in Excel using the STDEV.S and STDEV.P functions. Syntax =STDEV.S( array...

## How to calculate mean in Excel

Calculating the mean of numbers is one of staples of statistical analysis processes. In this article, we’re going to show you how to calculate mean in Excel using the AVERAGE formula. Syntax =AVERAGE( array of numbers ) Steps Begin by creating the formula...

## How to create a multi-level Excel lookup

VLOOKUP, HLOOKUP or their predecessor LOOKUP are Excel’s most famous lookup functions. However, these functions can search a value only in a single dimension, meaning that you can’t search horizontally and vertically. Unfortunately, there are no formulas...

## How to stop excel from changing numbers to dates

Excel changes some numbers or strings to dates to be “user-friendly” and ease the date entering process. However, Excel does so without actually asking you, and ironically, there is no option to turn this off. In this article, we’re going to show you...

## How to enable manual calculations if your Excel is running slow

As the number of formulas and data in your workbook increase, so will calculation times. If you’re at a point where you need to wait a while after every action, you should probably consider switching to manual calculations. In this article, we’re going to...

## How to remove duplicates in Excel

One of the essential tasks when cleaning up a data set is getting rid of duplicate values. In this article, we’re going to show you  how to remove duplicates in Excel using the Remove Duplicates feature. To find duplicate values using a formula please see: How...

## How to merge cells in excel without losing data

Excel will give you a warning message telling that you will lose the data, when you try to merge cells using the Merge & Center feature. In this article, we’re going to show you how to merge cells in Excel without losing your data.   Steps Begin by adding a...

## How to sort in Excel in a custom order

You can sort data easily from A to Z, or 0 to 9, in ascending or descending order. But what if you want to sort data in a different way, say starting with “Low”, then “Medium”, and “High”? In this article, we’re going to show...