Median Adjusted Search Results

How To: Find the length of a median in a trapezoid

In this tutorial video the author shows how to find the length of the median of a trapezoid. He starts to show that we first need to add the sum of the parallel sides of the trapezoid which are on the either side of the median. Now this obtained value is to be divided by two to get the length of the median. He explains that the length of the median of a trapezoid is nothing but the average of the lengths of the parallel sides of the trapezoid. If you want to learn how to find the length of th...

How To: Find the median & inter-quartile range

This video shows us the method to find the median and the inter-quartile range. The first step involves the arrangement of the numbers in the ascending order. Median is the middle number. The middle number is the number at (number of numbers + 1)/2 if the number of numbers is odd or the (number of number)/2 if the number of numbers is even. In the example the number is located at [(11+1)/2] or the 6th number. The inter-quartile range is higher quartile - lower quartile. The higher quartile is...

How To: Use Microsoft Excel to determine statistical values

Follow this video to learn how to formulate calculations in Microsoft Excel. First type in a list of numbers in the cells. In order to calculate the median click on the cell where you want the answer to be shown. Then type equals, average, open bracket and insert the cell code where the first number is, colon, and then type in the cell where the last number in the list lies, and close brackets. In practice this is an example where the numbers are in a list from cell A1 to cell A11: =AVEARAGE(...

How To: Find mean, median, & mode (averages)

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 34th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use MEAN, MEDIAN, MODE. These measures give us a typical value, a measure of central tendency one value that can repr...

How To: Use the MEDIAN IF function 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 145th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a formula that will calculate the median when you have more than 1 criterion.

How To: Calculate variance and standard deviation using Excel

This video shows the method to find the variance and standard deviation using Excel. The variance shows the variability of the data points from the median. We find the difference of the median and the mean. We write the formula using '=' sign. The median and data points are put in it by selecting the appropriate cell. The median is made an absolute constant by pressing the F4 key. This is squared by using '^2'. This is multiplied to the frequency using '*'. The result is found for all the dat...

How To: Make a quartile diagram (aka, box and whisker plot)

This is an interesting mathematical instructional video on how to make a quartile diagram. This example is about 34 grades obtained by chemistry class students. We need a minimum value, a maximum value, Q1, Q2 and Q3 values to make a quartile diagram. The minimum is 43 and the maximum is 92. To calculate Q2 median formula (n+1 over 2)is used. The Q2 median is 17.5. So the average of 69 and 71 is 70 and hence Q2 70. Similarly Q1 is calculated as 61 and Q3 is calculated as 79. Now you can draw ...

How To: Dissect the geometrical quadrilateral trapezoid

If you've ever had problems with trapezoids in the past, this math lesson should clear some things up. A trapezoid is a geometrical shape, a quadrilateral, that has only one pair of parallel sides. Outside of the US, it's referred to as a trapezium. Yay Math breaks down the properties of trapezoids, including the isosceles trapezoid, the legs of the trapezoid and the median of the trapezoid.

How To: Use the MEAN, PERCENTILE & RANK functions 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 33rd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the AVEARGE, MEDIAN, MODE, PERCENTILE, QUARTILE and PERCENTILERANK functions to measure location.

How To: Use AGGREGATE instead of SUBTOTAL in MS Excel 2010

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 664th installment in their series of digital spreadsheet magic tricks, you'll learn how about how the new Excel 2010 AGGREGATE function that can calculate these 19 different functions depending on what number you put into the 1st argument of the AGGREGATE function. This is an improvement over the SUBTOTAL function wh...

How To: Do basic statistical analysis in Microsoft 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've come to the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the nth installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to do basic statistical analysis in Excel. Specifically, this video covers the following topics:

How To: Find averages & standard deviation in Microsoft Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 243rd installment in their series of digital spreadsheet magic tricks, you'll learn how to find typical values, or averages – a single value that allows you to talk about all the data points in a given spreadsheet. Specifically, you'll learn how to find the mean, median, mode and standard deviation for a set of numbers.

How To: Simulate a watercolor painting in Photoshop

Photoshopuniverse shows you how to simulate a watercolor painting on Photoshop. With this you can take any photo and make it look like it was a water color painting. Take any photo and then duplicate the layer 3 times including original. Focus on the first layer go to cut out. You want a high edge fidelity, and add the number of levels no more than 5. Add some simplicity and the change mode too luminosity. Go to the second copy layer do a dry brush increase size to maximum. add just a little ...

How To: Add smooth skin to portraits in Photoshop

This video explains how we can have a smooth skin in the pictures using Photoshop tools. The healing brush tool is used to delete all blemishes, red spots or black marks from the skin in the photo. While doing this it is important to select smaller portions and then go ahead instead of selecting bigger portions of the skin. Later the median filter is used so that the smoothing is just optimum. This actually helps in getting the right image specially for close up photos.

How To: Break up hours worked by shift 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 624th installment in their series of digital spreadsheet magic tricks, you'll learn how to break apart the hours worked in a given day into one part for the day shift and a second part for the night shift using the MEDIAN function instead of the IF function. The MEDAIN function can be used when there are different ca...

How To: Replace a long IF with a MIN/MAX formula in Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 100th installment in their series of digital spreadsheet magic tricks, you'll learn how to replace a long IF formula with a simple MIN/MAX formula (or an even simpler MEDIAN function). See 3 amazing examples. When you have a hurdle such a Commission Hurdle or a Payroll Taxable Earning Hurdle, and you are using an IF function fo...

How To: Adjust the front derailleur on a bicycle

If you bike is shifting poorly, you may need to adjust your front derailleur. That's not good, because the front derailleur is not the easiest part of the bike to adjust. Fortunately, this video is here to help. It will show you how to adjust your front derailleur, restoring the smooth functionality of your transmission and ensuring that you continue to have good rides.

How To: Adjust a front derailleur on a mountain bike

The video is about adjusting the front derailleur of a performance bike. To adjust the front derailleur you have to first adjust the rear derailleur to the smallest gear. To adjust the front derailleur shift the gear to the largest. If it does not slip into largest gear then adjust the barrel adjuster by turning it counter clockwise till it settles into the largest gear. Turn the barrel adjuster until it stops rubbing against the chain. The full process can be carried out whilst riding, it is...

How To: Adjust the brakes on a 1931 Model A Ford

The 1931 Model A Ford is a classic, but like many classic cars owning one means investing substantial time and money into maintenance and repairs. If the brakes are giving you a lot of trouble in your Model A (and when are they not?) it may be time to adjust them. This video will show you how to do just that.

How To: Adjust shadows and highlights in Adobe Photoshop CS5

In this clip, learn how to adjust shadows and highlights in your digital images in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.

How To: Adjust luminance with the Levels command in Adobe Photoshop CS5

In this clip, you'll learn how to adjust luminance with the Levels command in Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.

How To: Adjust JPEG and TIFF images with Adobe Camera RAW

Uncover the mysteries of working with JPEG, and TIFF images in Adobe Camera RAW. Warning! This is an advanced demo. Be sure to update to the current version of Photoshop and Bridge before attempting this process on your own. Watch this image editing software tutorial and improve your Camera RAW skills at adjusting jpeg and tiff images.

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