Chi-Square Tests in TI-84
Chi-Square Goodness of Fit Test on a TI-84 Calculator
A Chi-Square Goodness of Fit Test is used to determine whether or not a categorical variable follows a hypothesized distribution.
This tutorial explains how to perform a Chi-Square...
ANOVA in TI-84
How to Perform a One-Way ANOVA on a TI-84 Calculator
A one-way ANOVA is used to determine whether or not there is a statistically significant difference between the means of three or more independent groups.
This tutorial...
Regression in TI-84
How to Perform Quadratic Regression on a TI-84 Calculator
When two variables have a linear relationship, we can often use simple linear regression to quantify their relationship.
However, when two variables have a quadratic relationship, we...
Regression in TI-84
How to Perform Linear Regression on a TI-84 Calculator
Linear regression is a method we can use to understand the relationship between an explanatory variable, x, and a response variable, y.
This tutorial explains how to...
Hypothesis Tests in TI-84
How to Perform a Two Sample t-test on a TI-84 Calculator
A two sample t-test is used to test whether or not the means of two populations are equal.
This tutorial explains how to conduct a two sample...
Regression in TI-84
How to Calculate a Correlation Coefficient on a TI-84 Calculator
A correlation coefficient is a measure of the linear association between two variables. It can take on a value between -1 and 1 where:
-1 indicates a...
Hypothesis Tests in TI-84
How to Perform a One Sample t-test on a TI-84 Calculator
A one sample t-test is used to test whether or not the mean of a population is equal to some value.
This tutorial explains how to conduct...
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