Data Definition Search Results

How To: Interpret a standard deviation

A rough definition of standard deviation is that it is a measure of expressing the observed variations about the average in statistical data i.e. by how much do the observed values vary from the mean. This video continues from the previous solved example and demonstrates the mathematical interpretation of the standard deviation that was calculated. We begin with stating the mean and standard deviation values and then calculating the upper and lower bounds of the data based on the standard dev...

How To: Use differential equations to solve for velocity

The guy first gives the definition of differential equations. He explains that a differential equation is an equation that contains the derivatives of an unknown function. He then gives some examples of differential equation and explains what the equation's order means. After that he gives an example on how to solve a simple equation. He calculates it and gives examples of graphs. Then he explains what a general solution is and how to narrow down the number of solutions using data from the pr...

How To: Massage data in Houdini 10

Get a crash course on HScript Expressions, Variables, and Attributes in Houdini 10. If you don't even know what this means, then you probably need to check this video tutorial series out. Understanding how to massage data in Houdini is key to giving yourself the creative edge and allowing you to unleash mind-blowing visual effects. This 18-part video series covers a variety of simple yet essential weapons in your arsenal including Global, Standard and Custom Variables to Math and String Modif...

How To: Set up your AppleTV with a standard definition TV

You don't need a high definition television to take advantage of AppleTV! This tutorial shows you how to set up your Apple TV to function with a standard definition television set. You'll need an HDMI to DVI cable anda VGA to DVI adapter, and use the yellow composite video cords. Then adjust your settings, and you're ready to start watching your new Apple TV!

How To: Enter Excel data into cells with drop down menus

In this video tutorial, viewers learn how to create drop down menus in Microsoft Excel. This task is very easy, fast and easy to do. Begin by highlighting a desired cell. Then click on the Data tab and click on Data Validation under Data Tools. When the Data Validates window opens, click on the Error tab and deselect "Show error alert after invalid data is entered". Then click on OK. Now simply type in the data into the selected cell. This video will benefit those viewers who use Microsoft Ex...

How To: Use the Advanced Filter tool to extract data in Excel

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 19th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn about using Advanced Filter to extract data from an Excel List/Table/Database. See these 7 Advanced Filter examples:

How To: Build a simple Core Data application in Mac OS X

Core Data is a powerful data-management framework introduced with Mac OS X v10.4 Tiger. When you take advantage of Core Data, it slashes the amount of custom code you need to write in order to manage application data. Opening, saving and undo management can all be handled by Core Data, freeing you to concentrate on creating unique features for your application. This video tutorial, which presents a general introduction to using Core Data, will walk you through the process of building a simple...

How To: Group quantitative data in Microsoft Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 32nd installment in his "Excel Statistics" series of free video lessons, you'll learn how to group when the quantitative data are whole numbers, integers or discrete data and how to group when the quantitative ...

How To: Create a two-variable data table in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 255th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a two-variable data table in Excel for what-if analysis. See the PMT function and learn about the formula equivalent to a data table.

How To: Filter data using MS Excel 2010's PivotTable slicer

This video shows how to make a quick pivot table data filtering by using Excel 2010's ‘Slicer’ functionality. ‘Slicer’ delivers enhanced visual filtering method to allow you to get the data you need more quickly. When selecting a cell in the pivot table you will find ‘Slicer’ in the filter group of the ‘Insert’ tab. Click on ‘Slicer’ and an 'Insert Slicer' dialogue shows up where you can pick particular data fields from the slider list. Once you click on ‘OK’, the ‘Slicer’ objects with filter...

How To: Completely erase a computer hard drive to remove all private data

Data thieves don't have to be programming wizards to get their hands on your personal information. They often find hard drives that contain financial and other sensitive data at flea markets, charity shops, the city dump—even on eBay. In this video tutorial, PC World explains how to completely erase sensitive data from old drives before recycling or discarding them. Wipe your old hard drives with this how-to.

How To: Create a quantitative freq. distribution in MS Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 24th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create quantitative data frequency distributions with pivot tables. See how to create the correct unambiguous labels ...

How To: Create a distribution for categorical data in MS Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 12th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use Advanced Filter 'Unique Records Only" to extract a list of unique items from a data base, and then use the COUNTI...

How To: Use data validation with a list in Excel

This video shows you how to idiot-proof a data set in Excel pretty much. It demonstrates how to enable data validation in a cell, so that when you type something in it must be in a predetermined list or will not work. Start by typing in your data table in a second tab. His example is a date, then information about certain employees based on that day. To enter the data validation menu, click the cell you want to use and then hit ALT+D+L to bring it up. Go to settings, then under the Allow menu...

How To: Calculate standard deviation

Looking to find the standard deviation of your set of values? Standard deviation quantifies how diverse the values of your data set are, and is useful in determining how different your numbers are from each other.

How To: Work with nominal, ordinal & interval scale in Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 10th installment in his "Excel Statistics" series of free video lessons, you'll learn how about data sets and the nominal, ordinal, interval and ration scales/levels of measurement and see two Pivot Tables that...

How To: Get a decent high-definition YouTube export in iMovie

In this video tutorial, viewers learn how to create high definition videos in iMovie. Begin by importing the video into the program. Click on Share and select Export using Quick Time. Set the Export to Movie to Quick Time Movie and then click on Options. Under Video, select Settings. Change the Compression Type to MPEG--4 Video, leave the frame rater at Current, Key frames to Automatic and Quality to the Best. Click OK and then click on Size under Video. Set the Dimensions to 1280 x 720 HD. T...

How To: Use worksheets in Microsoft Excel: Mac 2008

Data can be troubling, especially if there's a ton of it plaguing your Excel worksheet. But Excel 2008 for Mac makes life a little easier and less confusing thanks to a few worksheet tips and features you can utilize to work with your data in worksheet cells. The Microsoft Office for Mac team shows you just how to work with worksheets in this how-to video.

How To: Add spreadsheet snippets in Microsoft Excel: Mac 2008

Not every client or coworker likes to mine through a spreadsheet to find all the important data. So, with Excel 2008 for Mac, you can easily share that data without sending the entire Excel spreadsheet. To do this, all you need to do is to use the "copy as picture" option. The Microsoft Office for Mac team shows you just how to insert a spreadsheet snippet in this how-to video.

How To: Upload, embed and watch 720p HD video on YouTube

You know YouTube is able to host high-defintion video content online now, right? Well, how do you watch it, or make it, or embed it? Well, this video tutorial will show you how to upload, embed and watch 720p HD video on YouTube. This YouTube hack will let you watch and embed videos in true 1280x720 high definition.

How To: Conserve the data usage on your iPad

Thirty dollars a month may be a little steep for an unlimited data plan for iPad users. To cut down on your data usage, you can download the Offline Pages app to browse articles or blogs offline. InstaPaper is another account you can use as well, and both will cut down on your data usage per month.

How To: Create a histogram using data analysis in Excel

A histogram is a summary graph showing a count of data points that fall in various ranges. Histograms are used in statistics and other forms of mathematics. In this video, learn how to create your own histogram using data analysis on the computer. This tutorial will show you how to create a frequency distribution, a cumulative frequency distribution, a histogram chart and an ogive chart with the data analysis add-in.

How To: Create drop down menus in Excel

In this software video tutorial you will learn how to create drop down menus in Excel using Data Validation. This example will show you how to display a list of parts in a drop down menu. Create the list of parts somewhere in your worksheet. Then in the cell underneath the one where you want to display the parts, go to the data validation window and enter the data. For this select the cell and then press 'Alt + D + L' to bring up the data validation box. Here you click on 'settings' and selec...

How To: Use container fields with FileMaker Pro 10

This lynda.com video tutorial shows how to use container fields with FileMaker Pro 10. When you want to create fields in FileMaker database you have the choice on what kind of fields you want to make. Many general fields are self explanatory like text, date etc., but there is a special kind of field called the container field. FileMaker Pro container field is a versatile data type in that it can store any kind of binary data. Container fields can be used to hold binary data in four broad clas...

How To: Collect, organize, and visualize data in InspireData

This tutorial on the companion Tech Ease for Mac site shows you how to use Inspiredata to collect, organize, and visualize data using several types of diagrams supported by the program. The movies were recorded on a Mac, but Inspiredata is a cross-platform program so the steps shown should work on the Windows version of the program as well. Inspiredata works like a database system that allows you to add notes and more.

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