Systems Function Search Results

How To: Format and use the ROUND function in Microsoft Excel

Adding formatting to plain Excel spreadsheet is a wonderful way of increasing the readability and improving the overall look and feel of your data. With this software how-to from ExcelIsFun, you'll learn all about using the Microsoft Office program's formatting features. As an added bonus, you'll learn about the ROUND function, which is also useful for cleaning up charts where great precision isn't required.

How To: Select a random name in Excel

Not sure about all the functions and abilities of Microsoft Excel? Luckily there are free video tutorials out in the world... or better said, the World Wide Web, to help you. In this video, learn how to use the RAND function and sort in Excel to select a random name from a list.

How To: Use SUMPRODUCT for weighted average cost in Excel

This video shows you how to calculate weighted average cost from a transactional data set using SUMPRODUCT function. It explains things very clearly. If you're working with a very large database transactions the SUMPRODUCT function makes it. It works as text if you do the formatting first and then type the number. We put the number in first and then format as text, then press F2 and ENTER.

How To: Calculate age in Access using the DateDiff function

The Microsoft Office Access 2007 relational database manager enables information workers to quickly track and report information with ease thanks to its interactive design capabilities that do not require deep database knowledge. In this Microsoft Access video tutorial, you'll learn about using the DateDiff function to work out age from birth date. For more, including detailed instructions, watch this Access how-to.

How To: Use date and time functions in Ruby

New to the Ruby programming language or simply looking to brush up on your skills? In this installation from his Rubyology series of Ruby tutorials, YouTube user cmatthieu demonstrates some of the cool time functions supported by the Ruby programming language. Make time for and with this how-to.

How To: Evaluate functions by substituting in the variable to the input given

In this video, we learn how to evaluate functions. When evaluating functions, you substitute in the variable to the input given. Once you do this, you will rewrite the equation filing in the appropriate spots with the numbers that you are given. After this, you will evaluate the equation with the proper steps in math. Once you have figured out the problem, you can do this in reverse to make sure you have the correct answer. This is a very easy process and it doesn't take that long. Just make ...

How To: Open folders with the shell function in Microsoft Visual Basic 6

In this clip, you'll learn how to use the shell function to use the shell function to open folders. Whether you're new to Microsoft's popular event-driven program language & IDE or a seasoned developer merely looking to improve your chops, you're sure to find benefit in this free Visual Basic programming lesson. For more information, including a complete demonstration and detailed, step-by-step instructions, take a look.

How To: Solve basic linear function word problems in algebra

Need some help solving linear function word problems? See how it's done with this free video math lesson. Need help finding the 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 finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series o...

How To: Tell whether a relationship is a function in math

Can't tell if a given relationship in a sequence is an actual mathetmatical function? See how to find out with this free video math lesson. Need help finding the 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 finish your homework or study for that next big test). With this installment from Internet pedagogica...

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: Graph the sine function in trigonometry

Learn how to use the unit circle definition of the sine function to make a graph of it. 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 finish your homework or 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 ...

How To: Summarize survey data with a pivot table in MS 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 and Mr. Excel, the 20th installment in their joint series of digital spreadsheet magic tricks, you'll learn how to summarize survey data with a pivot table (grouping & report filter), COUNTIFS function (4 criteria), SUMPRODUCTS formula, SUMPRODUCTS & TEXT functions and DCOUNT database function.

How To: Calculate & compare interest rates 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 48th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to use the RATE, EFFECT, NOMINAL and NPER Excel functions to solve the following problems:

How To: Use rounding functions & paste special values in 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 28th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to use Excel's rounding functions, how to paste special values – and quite a lot more besides. Specifically, this video addresses each of the following topics:

How To: Use TEXT & custom number formatting 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're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 270000000000000000000000000000000th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to use custom number formatting for cells and the TEXT function. Specifically, this lesson covers the following:

How To: Use functions and formulas in Microsoft Excel 2007

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 2nd installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to get started using functions and formulas in MS Excel. Specifically, you'll see the different elements of formulas (the equal sign, cell references, math operator...

How To: Use text functions (TRIM, PROPER, SUBSTITUTE) in 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're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 11th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to transform bad data into useful data using formulas and text functions such as TRIM, PROPER, SUBSTITUTE, REPLACE, FIND and LEFT. Also see how to use the ampersan...

How To: Do multiple regression with MS Excel's LINEST function

Looking for a primer on how to create and work with array formulas in Microsoft Office Excel? You've come to the right place. In this free video tutorial from everyone's favorite MS Excel guru, YouTube's ExcelIsFun, the 13th installment in his series of Excel array formula series, you'll learn how to do multiple regression and linear algebra problems with Excel's LINEST array function. Also see how to use the SLOPE, INTERCEPT and the FORECAST functions for linear algebra and how to create a s...

How To: Use basic functions in Excel (AVERAGE, COUNT, MIN/MAX)

This video shows us how to use the following functions in Excel: average, count, counta, min, max, and sum. First, start off by create a set of numbers to work with. After that, click on an empty cell that you want to use for the functions. To do an average, click on the functions button on the top right corner of the menu bar, you'll see a list of all the functions that are available. Select average, and then highlight all the numbers that you want to find the average of. Repeat the exact sa...

How To: Find the average value of a function over an interval

When you have to find the average of two or five numbers then you have to add all the numbers and then divide then by two or five respectively. However in the case of the function you have infinite many values over any interval. But it is not possible to add all and then divide by infinity. Therefore you have to calculate in a different way. Imagine that you have to find the average of y=f(x). Then you have to average it from the interval from ‘a’ to ‘b’. The inner area under the curve shall ...

How To: Extract the three largest values from a list in Excel

New to 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 Excel tutorial from ExcelIsFun, the 162nd installment in their series of digital spreadsheet magic tricks, you'll learn how to deal with duplicates with the MATCH function by using the COUNTIF function. This is accomplished with recourse to Excel's IF, OR, LARGE, ISERROR, MATCH, INDEX and COUNTIF functions.

How To: Use an array formula to filter data in Excel

New to 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 Excel tutorial from ExcelIsFun, the 574th installment in their series of digital spreadsheet magic tricks, you'll learn how to streamline filtering when you have categories of criteria using an array formula that uses the functions COUNTIF, VLOOKUP, ROWS, IF, INDEX, SMALL, and ROW. Also see how to put OR criteria into the IF function as well as how to do an OR coun...

How To: Use & add/delete words from AutoCorrect in Excel 2007

In this video we learn how to use the AutoCorrect function found in Microsoft Excel 2007. This video is the second part of the Microsoft Excel 2007 tips series. The video shows on screen and the host explains how to find the AutoCorrect function and gives an address to download the example spreadsheet from their TeachExcel website. AutoCorrect is a nice function but it is not personalized, and if you often misspell a word it can be handy to add it to AutoCorrect to catch it every time. Unlike...

How To: Insert special characters in MS Word 2007

A video from Helpvids.com that shows how to insert special characters in MS Word 2007. A seldom used function in MS Word is the Insert Symbol function. Symbols like the copyright, infinity, registered trademark, Yen, Pound, Euro etc can be of use in some documents. Word provides an easy way to insert these and many other such symbols into your documents without much hassle (For example, using the Character Map utility provided with Windows).