What is the difference between the 'Pivot table' and 'Contingency …
A contingency table is a crosstable with rows, columns and data related to each of the row/column combination. You may draw such a table on a piece of paper, you may use an as the source of …
Can the χ² test be used without a contingency table?
Oct 5, 2022 · I thought that the chi squared (χ²) test is to be used when one has an r × c contingency matrix, i.e., when the dependent variables are nonnegative, span the same r …
Which is the best visualization for contingency tables?
Apr 23, 2015 · Which is best plot, from statistical standpoint, to show a contingency table, which is typically being analyzed by chi-square test? Is it a dodged barplot, stacked barplot, heatmap, …
Why are the degrees of freedom for a chi-square test on a 2x2 ...
The total number of cells that vary freely then is $ (k-1) (k-1)=1$ again. If you think of one single variable with 4 levels, that wouldn't fit in a contingency table: it's just one factor, and in that …
Chi-square test for more than 2 categories (2x5 contingency table ...
Jan 17, 2025 · I have a frequency table 2x5, with 2 columns named men and women, and 5 rows named pathology A, B, C, D and E. I am trying to determine if the proportion of gender is …
$2\times2$ contingency table: z or t test (aka $\chi^2$ or F test)
Aug 7, 2024 · This question is about good old $2\times2$ contingency tables. One very common test for comparing the proportions in such a table is Pearson's $\chi^2$ test (e.g. here or here).
About alternative test for McNemar test with $3\\times3
Jul 10, 2025 · I would like to test whether there are differences between the original one and the intervention one for the same sample group. However, there are three answers to my variable. …
Fisher's Exact Test in contingency tables larger than 2x2
If you're looking for other ways to compute Fisher's exact test with larger contingency tables, here is a online calculator for Fisher's exact test for 2x3 contingency tables. Also, here's one for 3x3 …
How to use Bowker test or something else for a paired test on …
Aug 25, 2024 · It's extension, the Bowker test, is applicable for larger contingency tables, but it has to be symmetrical as in 3x3 or 4x4. However, my contingency table is 2x6. Is there a …
Contingency Table - bartleby
What is a Contingency Table? A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and …