Chi-square tests

chi-square goodness of fit and chi-square test of independence, and which question each answers; the expected-count assumption and the 5-in-80% rule; Fisher's exact test and when it is required; Yates' continuity correction; the Crosstabs path in full; reading the output table by table; Cramér's V and phi as effect sizes; standardised residuals to find which cell drives the result; APA reporting sentence.