Sigma

Sigma Notation. Tetrahedral Numbers. Pyramidal Numbers. You'll learn all about them and some relations between them. Know you're math, or Greek math.

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 Excel ...more

From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. This is Mathematics for Dummies. Just watch this video tutorial to learn how to find approximate area using sigma notation, For Dummies. Find the ...more

Want to crack Ninja Gaiden Sigma for the PS3? Let a hot chick help you! In the regular version of this game, you can unlock the five additional missions that come on the collector's edition. After you've solved the game, go to the mission mode screen and enter: Up, Down, Left, ...more

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 Excel ...more

Create a variety of different looks, from the Sigma Series Makeup line. In this 5 part video series, TiffanyD takes you through 4 different looks. Choose from the smokey eyes, neutral shades, fun colors, and blush and highlighting. For any girl who needs or wants a new look, t ...more

In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn what to do with hybridized orbitals and sigma bonds in organic chemistry. Whether you need help studying for that next big test or could just use a hand finishing your homework, you ...more

Cleaning makeup brush rolls can be quite challenging and frustrating. MakeupByRenRen teaches us an easy and quick technique on how she cleans her sigma makeup brush rolls. Things you will need: an oil-based facial cleanser or a regular olive oil and paper towel. Grab a paper t ...more

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 Excel ...more

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 Excel ...more

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 Excel ...more

Just because Greek monster and general bully Medusa had yucky snakes slithering out of her head doesn't mean a Halloween look based on her has to be disgusting and scaly. Bring out the beautiful side of the myth by creating this gorgeous stonelike Medusa look. Instead of murk ...more

Overplucked eyebrows never look attractive (just think about the shaved-off eyebrow chola look with thin lines drawn in to replace the natural brow), but neither do full on bushes. Find a comfortable and non-scary middle ground by watching this video, which teaches you how to ...more

Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to find intervals with a TI-83 graphing calculator. Confidence intervals for single population means: sigma unk ...more

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 Excel ...more

Watch this science video tutorial from Nurd Rage on how to find chemicals for science experiments with Dr. Lithium. This is a great resource for all of you at-home chemistry nuts who find it hard to find and buy chemicals. See where you can order chemicals online! Profession ...more

Goldiestarling presents you this video where she does a make-up inspired by late Bette Davis was a Hollywood actress. She says that Bette Davis is her all time favorite actress and she loved her from her high school days. She says the Bette was a very strong lady even in her r ...more

Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to construct intervals with a TI-83 graphing calculator. Constructing a confidence interval for a single popula ...more

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 Excel ...more

Halloween doesn't have to mean frightful garb and spooky makeup. Have yourself a pretty Halloween and send smiles to your friends' faces rather than shrieks of fear by dressing up as the iconic Hello Kitty. A yellow button nose, her adorable teeny whiskers, and perky bright e ...more

Eyepatchentertainmen teaches you how to choose the best prime lens for Canon cameras, for video shooting. The faster the lens, the lower the light we need. The dark sequence was shot using a Nikon 15 mm 1.8 lens. Canon 50 mm 1.8 or the Nikon 50 mm 1.8 are good starting prime l ...more

Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to test a population mean with a TI-83 graphic calculator. Hypothesis test, single population mean, sigma unkno ...more

"Baywatch" babe Pamela Anderson is famous for big, sultry smokey eyes and plush, nude lips. In this tutorial you'll learn how to achieve an utterly gorgeous purple-based smokey eye that's perfect for a night out club hopping with your posse. It's a beautiful makeup look that'l ...more

The story of "Alice in Wonderland" is one of childhood naivete, self exploration, and ultimately growing up. That's why we love the character of Alice so much - she's equal parts child and adult, fighting to find her own in an adult world filled with hypocrisy and craziness. ...more

This video discusses the lenses available for the Cannon 7D camera. The video starts by describing the difference between still and video lenses. The presenter then goes on to recommend his three favorite lenses. First, the Tokina 11-16 is the wide angle lens recommended in th ...more