Master the Chi-Squared Test

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6 Questions

What is the primary use of a chi-squared test?

To examine whether two categorical variables are independent

Which test is used instead of the chi-squared test for smaller sample sizes?

Fisher's exact test

Under what hypothesis is the test statistic chi-squared distributed in a chi-squared test?

Null hypothesis

What does the chi-squared test primarily examine?

The independence of two categorical variables

What is a valid condition for the chi-squared test?

The test statistic is chi-squared distributed under the null hypothesis

What is the purpose of Pearson's chi-squared test?

To determine whether there is a statistically significant difference between the expected frequencies and the observed frequencies

Test your knowledge of chi-squared tests with this quiz! Learn about the statistical hypothesis test used to analyze contingency tables and determine the independence of categorical variables. Perfect for those looking to understand the influence of variables in large sample sizes.

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