Statistics Search Results

How To: Represent complex numbers with the Argand Diagram

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the complex conjugate of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Calculate the modulus and argument of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the polar form of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: See who is connected to a computer with netstat

Want to see whether your PC is being accessed by hackers? Netstat (network statistics) is a command-line tool that displays network connections (both incoming and outgoing), routing tables, and a number of network interface statistics. It is available on Unix, Unix-like, and Windows NT-based operating systems. This video tutorial presents a basic introduction to working with the netstat tool. Determine whether you've been hacked with this how-to.

How To: Calculate a standard (z) score in Microsoft 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 45th installment in his "Excel Statistics" series of free video lessons, you'll learn how to see how to calculate a z-score.

How To: Calculate geometric average in Excel with GEOMEAN

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 35.2nd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use Excel's GEOMEAN function to find geometric mean.

How To: Find range and interquartile range in Microsoft 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 40th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate range & interquartile range for variability using the MAX, MIN, QUARTILE functions.

How To: Create confidence intervals for proportions in 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 86th installment in his "Excel Statistics" series of free video lessons, you'll learn how to construct confidence intervals for proportions using NORMSINV function and other formulas.

How To: Find the sample size for confidence intervals in 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 87th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate sample size (n) for confidence intervals.

How To: Plot data with Microsoft Excel's REPT & COUNTIF tools

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 27th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create a quantitative data dot plot chart using the REPT and COUNTIF functions.

How To: Create a cumulative frequency distribution 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 26th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create quantitative data cumulative frequency distributions with pivot tables.

How To: Cross tabulate categorical data in Microsoft 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 16th installment in his "Excel Statistics" series of free video lessons, you'll learn how to cross tabulate & do percentage cross tabulation for categorical data using a pivot table (PivotTable).

How To: Group categories in an Excel frequency distribution

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 19th installment in his "Excel Statistics" series of free video lessons, you'll learn how to group categories in a frequency distribution with a formula (2 COUNTIF) and the pivot table (PivotTable) grouping fea...

How To: Cross tabulate categorical data with formulas in 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 17th installment in his "Excel Statistics" series of free video lessons, you'll learn how to cross tabulate & do percentage cross tabulation for categorical data using formulas rather than pivot tables.

How To: Use Microsoft Excel's sort and pivot table tools

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 3rd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use Excel's sorting and pivot tables (PivotTables) data analysis tools.

How To: Calculate weighted & geometric mean in Microsoft 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 35th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate weighted and geometric means and see how to use the GEOMEAN function.

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: Create a percentage frequency table in Microsoft 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 4th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create a frequency table and percentage frequency table using a Pivot Table (PivotTable).

How To: Solve permutation & combination word problems

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 to unpack and solve word problems invplving permutations and combinations in basic stati...

How To: Estimate probabilities with the empirical rule

Learn how to use the empirical rule (or 68-95-99.7 rule) to estimate probabilities for normal distributions in statistics. 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 fre...

How To: Calculate a trimmed mean in Microsoft 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 36th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate a trimmed mean, which is used when there are extreme values in the data set that might skew the mean.

How To: Create an X-Y scatter diagram chart in Microsoft 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 39th installment in his "Excel Statistics" series of free video lessons, you'll learn about variability (or dispersion or spread). Create an X-Y Scatter Diagram chart showing data points and the mean.

How To: Find deviations and variance for a population in 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 41st installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate deviations, variance and standard deviation for a sample and a population using Excel tables and the VAR, S...

How To: Group quantitative data in Microsoft 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 32nd installment in his "Excel Statistics" series of free video lessons, you'll learn how to group when the quantitative data are whole numbers, integers or discrete data and how to group when the quantitative ...

How To: Create percent & relative freq. distributions in 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 25th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create quantitative data percent & relative frequency distributions with pivot tables. Also see how to create a histo...

How To: Make distributions, ogive charts & histograms in 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 22nd installment in his "Excel Statistics" series of free video lessons, you'll learn how to create a percent (%) cumulative frequency distribution with formulas, a histogram and an ogive chart. See how to add ...

How To: Work with nominal, ordinal & interval scale in 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 10th installment in his "Excel Statistics" series of free video lessons, you'll learn how about data sets and the nominal, ordinal, interval and ration scales/levels of measurement and see two Pivot Tables that...

How To: Use the PERCENTILE & QUARTILE functions in MS 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 248th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the PERCENTILE and QUARTILE functions to calculate percentiles, quartiles and deciles in basic statistics.

How To: Find r-value & equation of regression line w/ EL531W

Need a little help in your Statistics class? In this statistics tutorial hosted by The Free Math Tutor, a demonstration of how to use the Sharp EL531W calculator to find the correlation coefficient (r-value) and the equation of a regression line is given. Want some more practice? For exercises and answer sheets, go here.

How To: Use the Microsoft Excel Data Analysis add-in

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 43rd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the Excel Data Analysis add-in descriptive statistics tool.

How To: Detect hackers with netstat

Netstat (network statistics) is a command-line tool that displays network connections (both incoming and outgoing), routing tables, and a number of network interface statistics. It is available on Unix, Unix-like, and Windows NT-based operating systems. This video tutorial presents a basic introduction to working with the netstat tool. Determine whether you've been hacked with this how-to.

How To: Find confidence intervals without a sigma 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 84th installment in his "Excel Statistics" series of free video lessons, you'll learn how to construct confidence intervals when the sigma is NOT known using the Descriptive Statistics data analysis add-in.

How To: Change your skill levels in Mount & Blade

This video shows you how to change your skill levels in mount and blade. Go to the character menu and click on the statistics button, then click the export button. Exit Mount and Blade. Go to My computer, your local disk drive (usually C), program files, mount & blade, CharExport. In CharExport you should see a file with your character's name, open the file and you will see every stat that your character has. Change them however you want, save the file and close it. Restart Mount and Blade, l...

How To: Create an account with Google Analytics

Google Analytics is a state of the art barometer of how a website is doing. With this program you can measure traffic, get statistics and anything else you would like to know about your page. This free service is especially useful to business owners and others who depend on site traffic to stay afloat. So, whether you need it for business reasons or are just curious, check out this clip and get started with Analytics.

How To: Hack Castaway on Armor Games (5/30/10)

Castaway is one of the growing family of popular online games available from Armor Games and Kongregate Games. This video will teach you how to use the infamous cheat engine to hack the game, increasing your strength and other statistics using an 8x process. Never languish with a weak character again, cheat you way to the top!

How To: Calculate skew in a distribution in Microsoft 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 44th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the SKEW function to calculate the skew in a distribution of data.

How To: Calculate percentiles and quartiles in Microsoft Excel

f 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 37th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the PERCENTILE and QUARTILE functions.

How To: Work with bell curves in Microsoft 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 47th installment in his "Excel Statistics" series of free video lessons, you'll learn about the basics of the empirical rule (the bell curve) and how to apply it in various ways.

How To: Find critical values with T 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 91st installment in his "Excel Statistics" series of free video lessons, you'll learn how to use TINV and TDIST functions to find critical values given an unknown sigma value.