חידוש הזנה זמני pearson's chi squared test התייעצו פרק מנטור
Chi-square test Pearson's chi-square (χ 2 ) test is the best-known of several chi-square tests. It is mostly used to assess the tests of goodness of fit. - ppt download
Chi-Squared Test | R-bloggers
How to perform Chi-squared (χ2) test for independence in Python (with example)