Chi–Squares
Which of the following measures is not typically used when setting up a chi-square test?
What is a consequence of failing to check the condition that no more than 20% of cells in a contingency table should have expected counts less than five before conducting a chi-square test for homogeneity?
What is the purpose of a Chi-Square test for independence?
Which type of data should be used when performing a Chi-Square test?
What type of error occurs if we fail to reject the null hypothesis in a chi-square test when there actually is an association between categories?
To determine if a die is fair, a student rolls it 60 times and records the frequency of each result; which of the following chi-square test results suggests that the die may be unfair?
In a chi-squared test for independence, which is true about the expected counts?
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In what form must the observed counts be presented before performing a Chi-Square test?
When researchers divide the population into strata based on specific characteristics before drawing a simple random sample from each stratum, what kind of sampling method are they using?
What are the appropriate hypotheses for a chi-square test for homogeneity?