Main Index> Basic Statistics> > What are Outliers? What are Outliers? An outlier is a piece of data that is an abnormal distance from other points. In other words, it’s data that lies outside the other values in the…

# How to Find Outliers in Data

Main Index> Basic Statistics> > How to find outliers How to Find Outliers: Overview Outliers are stragglers — extremely high or extremely low values — in a data set that can throw off your stats. If you were measuring children’s…

# How to Find an Interquartile Range in Minitab

Minitab for Statistics index> Interquartile Range in Minitab Minitab is an easy-to-us software package for statistical analysis. The software covers everything from the basic range of statistical analyses to high-resolution graphics. It’s similar to Excel or SPSS in use…

# Interquartile Range Excel 2007: Easy Steps and Video

Excel for statistics topic list > Find an Interquartile Range Excel 2007 How to Find an Interquartile Range Excel 2007 The interquartile range(IQR) is a measure of how disbursed your data is around a mean. The interquartile range tells you…

# TI 83 Interquartile Range: Find it in Easy Steps

TI-83 Articles Index > How to Find the TI 83 Interquartile Range How to Find the TI 83 Interquartile Range. The interquartile range is the distance between the top of the lower quartile (i.e. the 25% mark) and the bottom…

# Box Plot TI 89 plus Five Number Summary in Easy Steps!

Topic Index > TI 89 A five number summary in statistics is made up of a Minimum, Median, Maximum and Q1/Q3. Q1 and Q3 help you to find the interquartile range: an important factor in looking at the spread of…

# How to Find Q1, Q3 and the Interquartile Range TI 89 calculator

TI-89 statistics > Interquartile Range TI 89 How to Find Q1, Q3 and the Interquartile Range TI 89 calculator The interquartile range(IQR) (sometimes called the midspread or middle 50), is a statistical measure of dispersion. It’s the distance between the…

# Box Plot interquartile range: How to find it

Main Index>Basic Graphs and Charts Box Plot interquartile range: Overview The interquartile range(IQR) is a measure of spread in statistics. the mean (average) tells you where the center of data is; the IQR tells you where the average set of…