This video tutorial is in the Education category which will show you how to calculate standard deviation with TI graphing calculator. First you got to enter the data in to the calculator. Go to stat and click on enter. This will edit a list. Now you type in these numbers: 50, 20, 33, 40 and 55. Then press stat and click on enter. This will bring up the 1-var stats page. Press the "2nd" button and L1, because all our data is in L1. Click on enter and you will get all the data that you will nee...
This is a video tutorial in the Home & Garden category where you are going to learn how to deal with a hollow door when installing bath fixtures. Bob Schmidt shows you how to do this while installing bath accessories such as robe hooks, towel bars or towel rings. The product that you need to do this is called easy anchor. It is a metal anchor specifically designed for the right depth for a hollow core door. Take the anchor and drill it down the door until it is fairly close to going in fully....
This is a video tutorial in the Business & Money category where you are going to learn how to how to negotiate your salary without losing the job. You want more salary but, the company wants to pay less. How do you come to an agreement where both sides are happy? George Black, CEO of RSA Corp, gives tips on how to facilitate salary negotiations. The most important tip is he who mentions money first loses. So what you need to do is say "I am very interested in this position and I would serious...
This is a video tutorial in the Hosting & Entertaining category where you are going to learn how to decorate your Christmas tree with big impact using ribbon. You begin the process by fluffing. Choose two beautiful ribbons. Try different ribbon combinations like metallic and satin or velvet and harlequin. The ribbon must be wired. Make a simple loop and twist the ribbons together. Wrap one loop around one piece of the tree branch. Then make another loop on the ribbons and wrap it around anoth...
This video tutorial is in the Food category which will show you how to make Mariquitas De Malanga (baked malanga chips). Take 2 malangas and wash them properly. Peel them and slice them in to very thin slices using a slicer. Now spray olive oil on a tray and place the slices on the tray. Spray olive oil over the slices again. Make sure the olive oil is sprayed evenly over all slices. Then sprinkle salt over the slices. Bake at 350 degrees for 15 - 20 minutes till the slices turn crispy and go...
This video tutorial is in the Sports category which will show you how to adjust your front brakes on your bike. The brake pads are very adjustable. It has 360 degrees rotation which helps in installing it on the bike easily. First install the brake arms. Then loosen up the brake pad screw and lower it to bring it in line with the rim of the wheel. Now hold it in place and tighten the screw. Thereafter you can any vertical and horizontal adjustments. You can then repeat the same procedure for ...
This video tutorial is in the Sports category which will show you how to reset a Mavic Wintech. After you have installed the battery and you notice you have a blank screen, use the reset button inside the computer to reset it. This is not mentioned in the Mavic Wintech operating manual. For this, remove the battery and you will see a little compartment with a little silver button. It looks like a starter, but that is the reset button. Press the button with a sharp object and place the battery...
This is a video tutorial in the Computers & Programming category where you are going to learn how to defragment your hard drive for Windows Vista. Running a disk defrag is a great way to improve your computer performance. Go to start > control panel > systems and maintenance. Under the administrative tools click on "defragment your hard drive". In the next window, you can schedule an automatic defragmentation or initiate a defragmentation right away. To start defragmentation, click on "defrag...
This video tutorial is in the Food category which will show you how to make a no-bake oatmeal raisin cookie. Put dry oat powder into a mixing bowl, then add 1/2 cup of dates, 1/2 cup of raisins and a pinch of cinnamon. Now mix well with your hands to make the cookie dough. Normally the moisture in the dates should help in binding the dough. If that doesn't happen, you can add a little bit of water. The awesome thing about this cookie is that you don't have to bake it. After the dough is ready...
This is a video tutorial in the Food category where you are going to learn how to make soft and crunchy fried chicken. Take 4 large pieces of chicken in a bowl and add water. Next you add 1 tbsp of cumin powder, 1 tbsp garlic powder or minced garlic, 1 teaspoon of salt and boil the chicken for 3-5 minutes. Turn off heat and let chicken sit in stock for 45 - 60 minutes. In the meantime prepare the batter. For this take 1 cup of flour, 1 teaspoon of baking powder, 1 egg, 3/4 cup of water and mi...
This is a video tutorial in the Language category where you are going to learn how to pronounce "y" in English. It is an accent reduction and English pronunciation video. This video will help English as Second Language speakers to pronounce the difficult sound "y" like in "university". What some of the people can do is to turn it in to "ya". What most of the people can do is the sound of "e" like in "me". You can practice "e". if you say "e" quickly, you can turn it in to "eya" sound. Practic...
This video tutorial is in the Electronics category which will show you how to unlock your iPhone 3G on jailbroken firmware 3.0. By unlocking your iPhone you can use any GSM Sim carrier in your phone. For example, if you have an AT&T iPhone and you put a ROGERS Sim card from Canada, your iPhone will not accept it because it is LOCKED at AT&T. This is a software to unlock iPhones. Before you can unlock, your iPhone must be jailbroken. Open Cydia and hit manage. Then hit sources. Now select edit...
This video tutorial is in the Education category which will show you how to make sodium bromate and potassium meta-periodate. This experiment uses toxic chemicals and releases harmful gases. First you have to make a saturated sodium bromide. To this solution then add a small amount of potassium dichromate. The solution now becomes concentrated. Then make the circuit as shown in the video. You need a 3 - 5 ohm resistor in order to reduce the current. Then let the cell run for around 6 hours. S...
This is a video tutorial in the Education category where you are going to learn how to describe chemical formulas. A chemical formula represents the actual number of atoms of each element within a molecule. Different visual representations of molecules include the ball and stick three dimensional model, a line drawing that represents the structure in two dimensional terms, and a shorthand used by organic chemists. If a molecule has 4 green atoms and 2 orange atoms, the ratio of green to orang...
This is a video tutorial in the Sports category where you are going to learn how to install a seat post on your bike. This is pretty easy. But, it's important that you get proper measurements for the inside and the outside diameter of the tube using a caliper. Now find the correct seat post and the seat clamp. Fix the clamp on the tube. Put generous amount of grease on the bottom part of the seat post and on the inside part of the tube and slide the seat post inside the tube. There is a minim...
This is a video tutorial in the Home & Garden category where you are going to learn how to use an electrical box extension. Bob Schmidt shows how to use an electrical box extension during remodeling; when adding drywall, tile or wood over existing surfaces. For this you will need a PVC box extension which is designed to fit over the box that is already embedded in the wall. It extends out of the wall which will be covered by the layer of tile or drywall. Disconnect the power source to the plu...
This video tutorial is in the Electronics category which will show you how to unfreeze an iPod Nano. Doing this is really simple and easy and doesn't take much time. This video is not meant for unfreezing iPod shuffle or iPod touch. If your iPod Nano freezes and stops responding, press the enter button in the center and the menu button located at the top part of the ring simultaneously. Hold the buttons down for a couple of seconds till the screen powers up again. Your iPod Nano is now unfroz...
This is a video tutorial in the Home & Garden category where you are going to learn how to fit door handles to a door properly. The first thing to do is to insert the spindle in the door and check if it is of correct length. Quite often it might be longer. So, cut it to the correct size with a hacksaw. Next fit the handle over the spindle and make sure it is straight. Take measurements to ensure this. Holding the handle in place with one hand, drill holes with an electric drill and insert the...
This is a video tutorial in the Education category where you are going to learn how to balance a chemical equation step-by-step. The left side of the equation is called the reactants and the right side is the new products. What will be new products when silver nitrate reacts with ferric chloride? The left side will be written as Ag NO3 + Fe Cl. The valence of Ag is +1, NO3 is -1, Fe is +3 and Cl is -1. On the right side the silver cannot go with iron because both are positive. So, it will be ...
This is a video tutorial in the Sports category where you are going to learn how to play offense in a game of soccer. The forward soccer position usually stays on the offensive side in order to score goals. Adrian Heath, head coach, shows you how to play the forward position properly. This is going to be a very easy and simple drill. All you are looking for is a nice little floating pass over the defender's head to your own player in the forward position. And the forward player then tries to ...
This is a video tutorial in the Sports category where you are going to learn how to play defense in soccer. Playing good defense in soccer is required to keep the ball out of your own team's goal. Adrian Heath, a professional soccer head coach, teaches you how to do this. The basics are the angle of approach and the speed of approach of the defender. You should not go too quickly or too square. If you are too square, the opponent can go outside or inside. You should be showing the opponent ei...
This is a video tutorial in the Education category where you are going to learn how to convert Fahrenheit to Celsius for chemistry. Doing this is really simple and easy and doesn't take much time. But, you must know the formula for doing the conversion. The formula is degrees Celsius is equal to degrees Fahrenheit minus 32 divided by 1.8. Using this formula let us convert 75 degrees Fahrenheit to degrees Celsius. Inserting 75 in the formula, we get (75 - 32) divided by 1.8. and the answer is ...
This video tutorial is in the Food category which will show you how to clean a Coffee Machine Milk Frother on Katarina. Take a jug with about 400 ml of water and pour about 50 ml of the cleaning liquid in it. Mix it and put the frother pipe in the jug and turn on the frother as if you were frothing milk. Run the entire mixture through the frother and thereafter run some clear water through the frother to remove the remnants of the cleaning agent from inside the frother. Repeat this process af...
This is a video tutorial in the Electronics category where you are going to learn how to install a three way dimmer switch. Mark Donovan of Home Addition Plus demonstrates how to replace a faulty 3-way dimmer switch in this video. Make sure you buy the right dimmer switch for your configuration and make sure you disconnect the power source before you start the work. Remove the top panel and then remove the screws that hold the whole dimmer switch and pull it out. There are three sets of wires...
This video tutorial is in the Food category which will show you how to make really easy cookie dough. This is the one that is eaten raw, no need to bake and can be prepared in under 5 minutes. You will need a bowl, plain flour, white sugar, margarine, a table spoon, one cup measuring cup and a half cup measuring cup. Put half a cup of margarine in the bowl, add half a cup of white sugar and mix thoroughly. Add one cup of plain flour and mix it. It doesn't have to become like a paste. So, don'...
This actions is a video tutorial in the Education category where you are going to learn how to synthesize copper(II) carbonate & sodium bicarbonate. For this you will need copper sulphate which is available in root kill and sodium bicarb which is baking soda. Take 100g of copper sulphate and dissolve in about 400ml of water. Now take 69.27g of baking soda. Add baking soda very slowly and keep stirring the solution. You got to be very careful as the chemical reaction will produce lot of carbon...
This video tutorial is in the Arts & Crafts category which will show you how to make a flip square album. Take a 12 x 12 inches square cardstock and make a score line at 3 inches on all 4 sides of the paper. Now cut along the score line at the top and bottom of the paper up to the 3 inch line. Next you fold along all the score lines inwards and you have all the flaps ready. Then mark along the edge of the center part of the sheet and punch two holes for tying the album as shown in the video. ...
This video tutorial is in the Education category which will show you how to make elemental sulfur (sulphur). The chemicals you need are nitric acid and sodium thiosulphate. The reaction produces toxic SO2 gas so keep it coved with a watch glass. Put 12.9 grams of sodium thiosulphate in a beaker and dissolve it in minimum amount of water. Pour about 15ml of nitric acid in to the beaker. Let it sit in a warm place for a couple of hours and the sulphur will settle at the bottom of the beaker. Th...
This is a video tutorial in the Education category where you are going to learn how to master inverse proportions in Algebra. Inverse proportions have a different rule; more means less or less means more. Let us understand this with an example. It took 175 minutes to drive to the cottage at 80 kmph. If we drive at 100 kmph instead, how long will it take? Here the speed of travel is more but the time taken to complete the journey will be less. So, this is a more means less kind of inverse prop...
This video tutorial is in the Sports category which will show you how to properly throw a football. First ensure the football is the correct size for the thrower's hand. You can't throw without a proper grip. To get a proper grip the middle finger should be on and parallel to the white stripe on the football. The 4th and 5th fingers should be on the laces. The index finger must be separated from the middle finger and be parallel to the seam. While throwing, the thumb should be pointing downwa...
This video tutorial is in the Fine Art category which will show you how to fashion a wallet from duct tape. For this you will need an X-acto knife, duct tape of any color and a tape measure. Rip off a piece of tape about 10 inches long and place it sticky side up. Rip off another piece of same length and place it on the 1st piece face down but, covering only half of the tape as shown in the video. Fold down the 1st piece on top of the 2nd so that you will have only one half piece of sticky ex...
This video tutorial is in the Computers & Programming category which will show you how to build a simple house in SketchUp. Start with the floor plan, draw a rectangular main living space and attach a small extra room. Next you use the push pull tool and pull the house up to as high as you want. You can make it 21 feet. Now draw the roof line in the center of the house along the length and draw the lines for sloping part of the roof on either side. Now grab the center of the roof and lift it ...
This video tutorial is in the Education category which will show you how to evaluate a line integral along a straight line segment using the definition of the line integral. This video evaluates a line integral along a straight line segment using a parametric representation of the curve (using a vector representation of the line segment) and then integrating. A vector representation of a line that starts at r0 and ends at r1 is r(t) = (1-t)r0 + tr1 where t is greater than equal to 0 and lesse...
This is a video tutorial in the Software category where you are going to learn how to optimize photos in Xara Xtreme / Xara Web Designer. This is really very easy and simple to do and takes practically no time. Open up Xara Xtreme and go to the object gallery and select a photo that you want to work on. You can now resize the image by simply stretching or shrinking it in any direction. You can also drag and position the image at any part of the canvas that you desire. You can now go to file a...
This is a video tutorial in the Software category where you are going to learn how to revert to the Fixedsys font using mIRC. Click on the channel icon and select font. Here you can select the font and the size and then click OK. If you have Windows XP or older version of Windows, you can type in fixedsys in the font window, select the size, click OK and the fixedsys font will be selected. But if you have Vista or Windows 7, this will not happen. So you bring up the Windows explorer and in th...
This is a video tutorial in the Electronics category where you are going to learn how to calculate compound interest using a TI-84 and solver. Press the apps button on the calculator and press enter to load the TVM Solver which is the 1st choice. Here the meaning of various notations are N is time, I% is the percentage, PV is present value, PMT is payment, FV is future value and C/Y is compounding period. The problem is find the compound amount and the interest earned on $12,903.45 compounded...
This is a video tutorial in the Education category where you are going to learn how to use and understand chemical equilibrium in Chemistry. This video answers a question about the contact process. This is a process by which sulphuric acid is made where they take sulphur, react it with oxygen to make sulphur dioxide and react it with more oxygen to make sulphur trioxide. The equation here is 2SO2 + O2 will give us 2SO3. This reaction is exothermic, that means it will give out energy in the fo...
This is a video tutorial in the Education category where you are going to learn how to do fraction multiplication. Before multiplying two fractions together by multiplying across the numerators and the denominators, you should always try to cross cancel as your 1st step. For example in the problem, (-15/4) x (14/5), 15 and 5 will cross cancel to 3 and 1. Similarly, 14 and 4 will cross cancel to 7 and 2. So, what you will get now is (- 3/2) x 7. Also you should take care of the signs. In this ...
This is a video tutorial in the Hobbies & Toys category where you are going to learn how to build a Tech Deck quarter-pipe. For this you will need hot glue gun, hot glue sticks, coat hanger, cardboard, card and scissors. First cut out the three pieces of the frame out of the cardboard. Then glue a support to the bottom of the 3 pieces. Now glue the card on top of the frame. To make the coping, cut off a length of the coat hanger that is equal to the width of the quarter -pipe and glue on the ...
This is a video tutorial in the Education category where you are going to learn how to apply the 6th Law of Exponents. The 6th law of exponents says, to raise a product to a power, you can multiply each of its factors by the same power. For example if you have (acm) to the power x, that will be equal to the product of (a to the power x), (c to the power x) and (m to the power x). How is this done? (acm) to the power x is same as (a to the 1, c to the 1 and m to the 1). What we are doing is, w...
