From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to calculate the US unemployment rate given the raw data.
This video walks you through the steps of solving slope and rate of change. This excellent video shows you a clean blackboard, with the instructors voice showing exactly what to do. Don't fret, any question you may have, will be answered. Watching this video will make you feel like your back in the classroom but rather comfortably from your home.
When it comes to your cell phone, do you feel like you’re paying more and more for less and less? Get the upper hand with these tips. You will need:
In this tutorial, we learn how to find your recovery heart rate. First, get your heart rate up by doing some sort of activity that you enjoy doing. After you have your heart rate up, figure out how many beats you have in fifteen seconds. After you have counted this, multiply it by four. Now, sit back and relax for two minutes exactly. Next, time another fifteen seconds with your stop watch and count how many beats your heart has. Multiply this number by four, then subtract the two numbers. Af...
Less than a month after launching its augmented reality Swim Goggles, wearables startup Form is preparing to add a major new feature for aquatic athletes.
In the changes to the App Store Review Guidelines for iOS 11, Apple has announced that developers must use the App Store rating API. The API was introduced in the iOS 10.3 beta period as something that would eventually become mandatory. Now, Apple has followed through on that promise.
Can't figure out how to give songs star ratings anymore in your iPhone's Music app? That's because Apple removed the ability to do so from the new iOS 10 update, just as I expected they would. It's still possible to rate songs, it's just very irritating.
It seems like everyone is getting in shape these days (or at least trying to improve their fitness), and as a result, there's an endless supply of fitness trackers and smartwatches hitting the market. This is all very wonderful, unless of course, you're broke and can barely afford a decent pair of running shoes.
There is a substantial number of helpful tools at your disposal in Microsoft Word when it comes to writing; grammar check, word count, dictionary, thesaurus, and tons more. One tool that doesn't necessarily make itself obvious is testing your document's readability. With this built-in tool, you can not only check your spelling and grammar, but also the reading level of your document.
This video shows you some of the new features in World of Warcraft: Cataclysm, namely the rated battelgrounds and new gear. You can earn some new special items through honor points or conquest points, and here is how you can earn both.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 64th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to chart assumed constant growth rate changes in Excel.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 50th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to demonstrate the inverse relationship between bond rate and price with a scater chart.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 54th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to calculate interest rate risk or IRR.
In this free video economics lesson from Salman Khan, you'll learn about international exchange rates and why they vary. For all of the relevant details, and to learn more about the causes and effects of currency value fluctuation, watch this clip.
If you're driving a commercial vehicle or doing a lot of driving for a company, there are ways to claim deductions on your tax return for actual vehicle expenses. In this video you will learn how to calculate your standard mileage rates to determine how much you will be getting on your tax refund if your employer is not reimbursing you for gas or if you're running a small business.
The concept of percentage growth or decline is confusing to a lot of people. If you're one of those people, watch this video. It breaks down how percentage change and growth rates work and how you can calculate them from any pair of numbers.
In this video, we learn how to back out the tax from a receipt. If you have a receipt where you see how much you paid and know the tax rate, except you want to figure out the cost of the item before the tax. First, take the cost of the item including tax and what the tax rate is. To figure out the original price, let x equal the cost of the item. Add the tax to the cost of the item which will equal the cost you paid. Perform the equation 1x+(tax rate)= (total price). After you figure this equ...
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 623rd installment in their series of digital spreadsheet magic tricks, you'll learn how to see the pain that pay day loans inflict on people using Excel. Learn how to calculate APR (Annual Percentage Rate), EAR (Effective Annual Rate), an Amortization Table and the EAR for a loan that takes a fee out up front. Learn ...
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 36th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to use the VLOOKUP function to determine an increase in salary based on a rating scale.
In this video tutorial the instructor shows how to derive the formula to compute interest compounded annually. He starts with explaining the basic concepts like principle which is the amount you borrow and the rate of interest or annual percentage rate (APR), which is the rate at which you pay the interest up on the borrowed principle. He shows that the amount after the end of one year is amount A = P(1+APR),and he goes on and generalizes how to compute it for n years. This video shows how to...
Horrible at saving money? Creating a savings account to put aside and accumulate money is easier with these strategies.
This Halo Mapping Tools (HMT) tutorial will show you how to make weapons have a faster ROF (Rate of Fire) in Halo PC.
Mac users know why they love Apple. Of course, there are limitations. An entire universe of shortcuts is unavailable to the average user.
If you're considering purchasing Apple's new 2020 iPhone SE, which brings many modern components into the compact body of an iPhone 8, you should know what its dust and water resistance rating means. Just how dirty and wet can the iPhone SE get without breaking any functionality?
Being stuck inside for the near future is less than ideal, but at least you have the world of eLearning to sharpen your skills while you kick back on your couch. Case in point, The 2020 Premium Learn To Code Certification Bundle has all the training you need to start coding like a pro right at home, and it'll only cost you $39 today.
Pandora has a simple rating system that works by hitting either the thumbs-up or thumbs-down icon on a track that's playing on your station. If you choose the former, the song you like along with others similar to it will play with more frequency, while selecting the latter will prevent that song and others like it from playing in your station moving forward.
When it comes to resistance to the elements, Samsung seems to believe in the old saying "if it ain't broke, don't fix it." They've carried over the IP68 rating under IEC 60529 that was first found on the S8 all the way to their tenth-anniversary flagship, the Galaxy S10. While this certainly sounds great on paper, it's natural to want to dig a little deeper and find out what the rating means.
According to Google's new Android ecosystem transparency report, you're eleven times more likely to be infected by malware if you're running Android Lollipop (5.0) as opposed to Android Pie (9). The same report shows that if you sideload apps, you're almost seven times more likely to be infected than if you stick to Google Play as your app source. All of the data provided in the report is quite interesting, but there's a clear pattern among malware-infected users.
Researchers have developed a new method that harnesses the power of augmented reality to detect a patient's heart rate using a Microsoft HoloLens and computer vision.
Trendy restaurants are fun, but waiting in line isn't. Too often, we arrive at a location to find a queue between us and our dinner. If only we could know when wait times were down so we could go out at the optimal time.
Augmented reality dogs have been a big hit with developers using Apple's ARKit. RoVR hit YouTube a few days ago and people have been clamoring for it ever since. Not to mention the Good Dogs Game created by the people behind the famous We Rate Dogs Twitter.
Your heart is constantly work for you, yet you think nothing of it—and Samsung wants to change that. They stuck a dedicated heart-rate monitor on the Galaxy S5, they're putting one in the upcoming Note 4, and they're bound to slap one in every Galaxy device thereafter.
How to build a Rustic, Outdoor Cooler / Outdoor Esky, Ice Chest Box, out of recycled, or reclaimed wood. This project can be done out of old pallet wood , old fence palings or in fact any old timber you can get your hands on. The whole idea is make a cool looking outdoor cooler out of wood that you would otherwise have thrown out or burnt for firewood, and transform it into a really cool looking piece of outdoor furniture.
Economists have long since known that people want to be rewarded for taking on risk. Investments are thus judged by their risk-adjusted returns (Sharpe ratios). A typical hedge fund has a Sharpe ratio of around 0.5. This means that its excess annual return over the risk-free rate is about half its annual standard deviation.
Anyone can play chess if they have the right training and in this three part video series The Grob Chess Club shows you how to move up to Class E (rated 1000-1199). This tutorial is great for everyone from beginners through people rated under 200.
Watch and learn the basics of a salsa dance hand juggle performed by addicted2salsa's Julie and Anthony.
You can use the Canon EOS 7D to shoot digital video at a variety of frame rates and resolutions up to full HD. In this video, see the basics of movie mode and how to use it. This is the best digital SLR camera to film video with.
Ever hear of a Rubik's Cube, well, did you know that some people can actually solve the mighty puzzle? Yes, that right, they sure can, and so can you... maybe.
If you are not naturally flexible, you can learn quickly, but you cannot simply do average stretches and hope to see big results. Diet and nutrition play a very big role in increasing flexibility as well. This yoga tutorial teaches you how to increase your flexibility safely and quickly.
Who says tequila doesn't belong in a martini? This espresso martini combines hazelnut coffee vodka, Kahlua, and tequila to give the average martini coktail an extra kick. Watch this video beverage making tutorial and learn how to mix an espresso martinit with tequila.
