
Small Sample tests
... Sampling problems discussed so far dealt with means and proportions. Evaluation of their sampling errors was based on the normal distribution. In the case of the mean, the sampling distribution was normal because the variable was distributed normally in the population or because the Central Limit Th ...
... Sampling problems discussed so far dealt with means and proportions. Evaluation of their sampling errors was based on the normal distribution. In the case of the mean, the sampling distribution was normal because the variable was distributed normally in the population or because the Central Limit Th ...
Lecture 24
... The Chi-Squared Test Statistic The chi-squared statistic summarizes how far the observed cell counts in a contingency table fall from the expected cell counts for a null hypothesis ...
... The Chi-Squared Test Statistic The chi-squared statistic summarizes how far the observed cell counts in a contingency table fall from the expected cell counts for a null hypothesis ...