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How To: Do hypothesis testing with a large sample proportion in statistics

Learn how to do large-sample-proportion hypothesis testing in stats! 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. For all of the details, watch this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials.

How To: Do a small-sample hypothesis test in statistics

Need a hand figuring out how to do small-sample hypothesis testing in stats? 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. For all of the details, watch this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials.

How To: Draw Johnny Test & Dukey from the Johnny Test cartoon

In this tutorial, we learn how to draw Johnny Test & Dukey. Start out by drawing the outlines for both of the characters. Next, you will draw in the features of the faces and then draw the details to both of the characters. Next, you will use a bolder line to draw on all the features to make it look like it's 3D. Next, add in the shading to the characters to make them look more realistic and draw the clothing on as well. To finish, color in the characters and their clothing. Finish off with f...

How To: Cheat on any test

In this video we learn how to cheat on any test by wearing a fake bandage. To do this, you will need a dark belt and a pen. First, you will lay your belt down on a flat surface and then use your pen to write out the information you need onto it. Write the notes out small and use phrases that you will remember when writing down the information. Once finished, wear this with your outfit, just put a big shirt over it. When you are taking your test, you will simply just need to look at your belt ...

How To: Cheat on a test using a Band-Aid

In this tutorial we learn how to cheat on a test using a Band-Aid. First, go on your computer and type out the answers and information that you need. After this, you will need to shrink down the size of the font until it's really tiny, but you can still read it. After this, you will print it out and cut it out around the edges. From here you can do one of two things. The first option is to roll the paper up and put it inside your pen and then take it out to use on your test. The second way is...

How To: Cheat on a test or exam with a light

In this video, we learn how to cheat on a test or exam with a light. To do this, you're going to need a small hand held black light and a pen that writes in white. After you have these materials, you will write out the answers and information that you need onto a blank piece of paper with the pen. After you have everything written out, shine the small black light onto the paper. Now you should be able to see the writing as clear as day! Use this on a test and nobody will know you have all the...

How To: Find electrical shorts in a car with a test light and fix a broken 12v plug

Your car's electrical system is massive and complicated. Trying to find a short in the system might sound like a job for a professional, but in this video you will learn how you can use an $8 test light to locate a shorts in your car's electrical system. It will also teach you how to fix it if the problem is the cigarette lighter, now more commonly known as the 12 volt plug.

How To: Use an electric tester to test wires

In this video we learn how to use an electric tester to test wires. You will first need to purchase a voltage tester that runs on double a batteries. When you press it the end will turn green and you are ready to use it. Test it out by pushing it into a plug you know works and see if it turns red and starts to beep. If you own a home or are renovating this can help you out a lot if you don't have switches around. You can place the tester on a wire to find out if it's on and then become safer ...

How To: Ace your driving test

Driving is crucial to survival, but it's also a privilege, not a right. Contained in this video are the crucial steps that you'll need to take to ace that driving test with flying colors and get that license. Practice makes perfect!

How To: Cheat on a test with a small paper

In this tutorial, we learn how to cheat on a test with a small paper. To make this, you will need printer paper, scissors, and a stapler. To start, cut a strip of paper out of the sheet, then fold it up into a small booklet and staple it together at the top. Cut off any edges to make it fit into the palm of your hand. After this, you will have a booklet that pulls apart and you can write inside of. Write answers to tests in this, then to hide it, place it in the palm of your hand between your...

How To: Use the right words in the SAT comprehension section

Eva Holz with SAT Confidential demonstrates how to use the right words in the SAT comprehension section. Don't confuse similar words like affect which is a verb and effect which is a noun. The words imminent and eminent may also be tested. Note also the words inferred and implied which also get confused with each other. Also, don't use the wrong idiom. A wrong idiom may often be paired with a preposition. Finally, don't use the wrong verb. Similar words, idioms and verbs are tested most often...

How To: Cheat on a calculator test with a calculator

Learn how to cheat on a calculator test with a calculator in simple steps. You will need: a scientific calculator, a ruler and a small paper. 1. First remove the cover of your calculator and measure its length and width using the ruler. 2. Now cut a piece of paper with the exact measurements taken from the cover. 3. Write all you need on the paper and fix it in the cover carefully. 4. Make sure the paper does not fall out and then put the cover to the back of your calculator. 5. Finally test ...

How To: Use the IF function with letter grades in Excel

This six-minute tutorial shows you how to use the logical IF function with letter grades in Excel. The video features a sample table with a sample assigned grading scheme ranging from A to F, which is a common application of the logical IF statement in Excel. After the data is added to your Excel table, use the IF function in the respective cell or column by inputting the logical test, the value if the test is true, and the value if the test is false. In addition to showing you how to use the...

How To: Use a multimeter to check connectivity on a guitar

The first thing you need to get is a multimeter this will help you test it. There might be a function on the meter that will give you the amount of voltage in that particular area. Then you have to put foil tape on all of the inside of the guitar to test it. You need to get two wires from the meter and then put them both on the foil tape on the guitar. If you don't hear a beep then you add more tape in that area where there is no activity. You can also test this on the ground.

How To: Gauge your internet speed

In this video, you will learn how to test your internet speed. In order to do that just follow this easy and quick steps and instructions. The first thing that you need to do is to go to this site:2Wire. Now click the Speed Meter located on the top of the page. A test will start and it will show you how fast your internet speed is. If you have followed this quick and simple steps and instructions correctly, you will not have any problems in testing you internet speed with the tool from 2Wire....

How To: Test for symmetry algebraically

This video teaches you how to test for symmetry algebraically. You will need to know the basic formats of graphs and the (x,y) setup. Once you get your equation of the line, you will need to replace y with negative y and x with negative x and solve the equation. You will need to solve for x and also for y for the odd and even. If the equations do not equal each other then they are not even or they are not odd. If this is the case then the lines are not symmetrical and that is how you test for...

How To: Test out different photography tripods

There are many types of photography tripods for using in different shooting situations. Watch this instructional photography video to test out different tripods from mini to mighty. Make sure to label your tripod with your name and address, because at a large photo shoots, tripods often get lost, stolen, or confused with other tripods. Most of these tripods work well with digital SLR cameras and 35mm film cameras.

How To: Do sit ups with proper form

The full sit up is the second event of the Army Physical Fitness Test (APFT) or Physical Readiness Test (PRT). Use this clip to better understand the rules, breathing techniques, and overall strategies to achieve best results. In this fitness tutorial, SSG Ken Weichert, Army Master fitness trainer, teaches you how to do sit ups properly.

How To: Pass a California DMV Driving Test

If all things go well, you'll only have to take your road test once. That's the goal: to ace your test on the first try and then start driving on your own. Granted, it's a nerve-racking experience, but keep in mind that the California Department of Motor Vehicles wants you to pass. So much so, they give you the examination answers ahead of time! All you have to do is study.