### Chi-square Test for Independence

Key concepts for understanding the Test for Independence.

Each of my blog posts are answers to questions my students have asked in my into stats classes. I try to keep my answers short and focused on the essential information the students need to know without diving too deep into theory. When I think it useful, I provide links to my Dr Dawn Wright blog where I go deeper to give more insight.

February 25, 2022

Key concepts for understanding the Test for Independence.

February 25, 2022

Chi-square tests are very useful in understanding relationships and proportions. This is a concise overview.

February 23, 2022

Key concepts of the Chi-square Test for Homogeneity – how it differs from the Test for Indpendence.

February 23, 2022

Key concepts in understanding the Chi-square Goodness of Fit test.

February 18, 2022

The logic behind why a two-tail p-value is always twice the one-tail value.

February 18, 2022

How to determine which side of the distribution to use in your hypothesis test.

February 18, 2022

Understanding p-value is often a challenge for stats students. Here is a focused explanation.

February 16, 2022

This is a studentâ€™s question about the NOIR acronym for the most common measurement scales. Here is my answer:

February 15, 2022

Picking the right distribution to use for your hypothesis test is important. For comparing means, we use either the z or the t-distribution. Here’s how to choose the right one.

Each of my blog posts are answers to questions my students have asked in my intro stats classes. I try to keep my answers short and focused on the essential informationÂ intro to intermediate stats students need to know without diving too deep into theory. Where I think it useful, I do have links to my Dr.Dawn. Wright blog where I go deeper into the topics to give more insight.

February 25, 2022

February 25, 2022

February 23, 2022

February 23, 2022

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Key concepts for understanding the Test for Independence.

Key concepts of the Chi-square Test for Homogeneity – how it differs from the Test for Indpendence.

Key concepts in understanding the Chi-square Goodness of Fit test.

- 2022 Dawn Wright, Ph.D.