Probability and Statistics > TI 89 for Statistics > TI 89 Histogram A histogram, or frequency distribution, is a type of graph that has bars representing data. Each bar represents a certain amount of data. Once you have input the…

# Mean Median Mode TI 89 Instructions — Easy Steps!

Probability and Statistics > TI 89 > Mean Median Mode TI 89 This article and short video explains how to use your calculator to enter a list of data and quickly find the mean median mode on the TI 89.…

# Variance TI-89 Calculator: East Steps

Probability and Statistics > TI 89 > Variance TI-89 While performing variance and standard deviation calculations by hand can be time consuming and tedious, the TI-89 can help you perform these calculations in seconds. Finding a variance on a TI-89…

# What is a Factorial ! ? …and How to Solve Them

Probability and Statistics > Basic Statistics> > What is a Factorial ! ? Watch the video or read the article below: What is a Factorial ! ? Factorials are introduced in algebra. They are also used in stats classes,…

# Discrete vs Continuous variables: How to Tell the Difference

Probability and Statistics > Basic Statistics > Discrete vs continuous variables Watch the video, or read the article below: In an introductory stats class, one of the first things you’ll learn is the difference between discrete vs continuous variables. In…

# How to Read a Box Plot and Find the Five Number Summary

Probability and Statistics > Descriptive Statistics > How to read a box plot What is a Boxplot? A boxplot, or box and whisker diagram, is a way to show the spread and centers of a data set. Measures of spread…

# Sample Variance: Simple Definition, How to Find it in Easy Steps

Probability and Statistics > Basic Statistics > How to Find the Sample Variance Contents: What is the Sample Variance? How to Find the Sample Variance What is the Sample Variance? The sample variance, s2, is used to calculate how varied…

# How to Find the Mean Mode and Median in Statistics

Probability and Statistics > Basic Statistics > How to find the mean mode and median Stuck on how to find the mean mode median in statistics? The mean is the average of a data set. The mode is the most…