Chi squared: Practice problems

IB Psychology: Chi squared: Practice problems

Below you will find three problems that are based on research that you may study in the IB psychology course. For each problem, decide whether the data is significant by applying the chi-squared of difference. You may either do the problems by hand or use the chi-square calculator. If you are calculating the chi-squared by hand, you will need to use the following critical values table. Remember, the value in the first...


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