Chi squared

IB Psychology: Chi squared

The Chi-squared of independence is used when we have categorical data - in other words, the data is not numeric. The level of data of such studies is nominal. When using online calculators, please be careful to choose the right chi-squared test. There are two more: the chi-squared test of homogeneity and the chi-squared test of best fit.Below you will see how to apply the statistic to a typical IA - the second version...

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